diff --git a/AGENTS.md b/AGENTS.md
index ce22e67..36e96d5 100644
--- a/AGENTS.md
+++ b/AGENTS.md
@@ -1,7 +1,7 @@
 # AGENTS.md
 
 仙途家族志 · Chronicle of the Immortal Clan — Electron + React + TS 家族修仙模拟器。全部 UI 与文案为中文。
-当前版本 **0.1.22**（《灯下春秋》：Modal 全走 body Portal（z 层越界修复）+ 年报不打断自动速度）。
+当前版本 **0.1.23**（《生灭千秋》：家族覆灭/新贵补位 + 插件持久化/双闸/公共导出面）。
 
 ## 命令
 
diff --git a/package.json b/package.json
index daf235f..f476b82 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "chronicle-of-the-immortal-clan",
   "productName": "仙途家族志",
-  "version": "0.1.22",
+  "version": "0.1.23",
   "description": "修仙 · 家族 · 经营 · 战斗 模拟器",
   "main": "./out/main/index.js",
   "author": "MetonaTeam",
diff --git a/src/renderer/game/data/npcs.ts b/src/renderer/game/data/npcs.ts
index b300a07..3207672 100644
--- a/src/renderer/game/data/npcs.ts
+++ b/src/renderer/game/data/npcs.ts
@@ -36,8 +36,25 @@ export const NPCS: NpcFamilyDef[] = [
   }
 ]
 
-export function npcById(id: string): NpcFamilyDef {
-  const n = NPCS.find((x) => x.id === id)
-  if (!n) throw new Error(`npc not found: ${id}`)
-  return n
+/** 运行时动态 NPC 注册表（0.1.23 新贵/覆灭；插件化入口） */
+const DYNAMIC_NPCS = new Map<string, NpcFamilyDef>()
+
+export function registerNpcDef(def: NpcFamilyDef): void {
+  DYNAMIC_NPCS.set(def.id, def)
+}
+
+export function unregisterNpcDef(id: string): void {
+  DYNAMIC_NPCS.delete(id)
+}
+
+/** 双源查询：静态 NPCS → 运行时动态表（新贵）；缺失返回 undefined（调用方防御）。
+ * 注意：此函数拒绝 import registry（循环依赖），静态源直连 NPCS；数据包 npcs 覆写暂不走此路。 */
+export function npcById(id: string): NpcFamilyDef | undefined {
+  const stat = NPCS.find((x) => x.id === id)
+  if (stat) return stat
+  return DYNAMIC_NPCS.get(id)
+}
+
+export function getNpcDefs(): NpcFamilyDef[] {
+  return [...NPCS, ...DYNAMIC_NPCS.values()]
 }
diff --git a/src/renderer/game/engine/GameEngine.ts b/src/renderer/game/engine/GameEngine.ts
index ea3d8e8..7f83850 100644
--- a/src/renderer/game/engine/GameEngine.ts
+++ b/src/renderer/game/engine/GameEngine.ts
@@ -7,6 +7,7 @@ import { RngHub } from './kernel/rng'
 import { CotycPlugin } from './kernel/plugin'
 import { DataPack, PACK } from '../data/registry'
 import { createWorldState } from './runtime/creation'
+import './runtime/demo-plugins' // side-effect：注册示例插件工厂（持久化重装用）
 import { normalizeGameState } from './runtime/World'
 
 export interface GameEngineOptions {
diff --git a/src/renderer/game/engine/plugin-public.ts b/src/renderer/game/engine/plugin-public.ts
new file mode 100644
index 0000000..f0a3f6e
--- /dev/null
+++ b/src/renderer/game/engine/plugin-public.ts
@@ -0,0 +1,17 @@
+/**
+ * 插件公共接口（第三方唯一入口面）。
+ * 第三方插件：`import type { CotycPlugin, PluginContext } from '.../plugin-public'`
+ *
+ * 能力范围：
+ *  - register(phase, fn)：在时轮相位注册月度钩子（clocks 红线：phase 固定，勿自创）
+ *  - onYearStart(fn)：年首钩子
+ *  - addEventPool/removeEventPool：注入/移除事件池（池对 world.eventPools 全量聚合）
+ *  - addCapability/removeCapability/enableCapability：能力卡（系统开关；受旺启停联动）
+ *  - overridePack/resetPack：数据包覆写/回滚（pack() 单源）
+ * 纪律：插件内不得新增 w.rng.next() 消耗（会移动全局随机序列 → 金钟罩红）；
+ *       必须消耗时必须声明并随 0.1.x 基线重算。
+ */
+export type { CotycPlugin, PluginHookGuard, PluginContext, PluginKind, PluginStatus, PluginChange } from './kernel/plugin'
+export type { SystemHook } from './kernel/clock'
+export type { SystemDef } from './runtime/capabilities'
+export { registerPluginFactory } from './runtime/World'
diff --git a/src/renderer/game/engine/runtime/ApiFacade.ts b/src/renderer/game/engine/runtime/ApiFacade.ts
index b20a8ff..b685977 100644
--- a/src/renderer/game/engine/runtime/ApiFacade.ts
+++ b/src/renderer/game/engine/runtime/ApiFacade.ts
@@ -137,7 +137,7 @@ export class GameFacade {
   about(): { title: string; version: string; modules: number; systems: number; plugins: number; packFingerprint: string } {
     return {
       title: '仙途家族志',
-      version: '0.1.22',
+      version: '0.1.23',
       modules: this.world.systemList().length,
       systems: this.world.systemList().filter((s) => s.enabled).length,
       plugins: this.world.pluginList().length,
diff --git a/src/renderer/game/engine/runtime/Systems/combat.ts b/src/renderer/game/engine/runtime/Systems/combat.ts
index 31d2d23..6822f34 100644
--- a/src/renderer/game/engine/runtime/Systems/combat.ts
+++ b/src/renderer/game/engine/runtime/Systems/combat.ts
@@ -166,6 +166,7 @@ export function resolveRaid(
 ): EncounterResult {
   const npc = w.state.npcFamilies[npcId]
   const def = npcById(npcId)
+  if (!def) return { win: false, draw: true, lines: ['此族已散。'], loot: undefined, losses: [] }
   // 宗主实力分层：power 由年度成长+换代驱动，劫掠强度随之浮动（0.5↔1.8）
   const npcPower = npc.power ?? 60
   const strength = Math.min(1.8, Math.max(0.5, 0.5 + (npcPower / 120) * 0.5))
@@ -193,7 +194,7 @@ export function resolveRaid(
     w.state.family.reputation += 6
     // B5：战争伤骨——败方 power 重挫，次年不再来犯（warCooldownYear/raidCount 启用）
     w.emitFx('blade', `raid:${npcId}`)
-    npc.power = Math.max(40, Math.round(npc.power * 0.82))
+    npc.power = Math.max(52, Math.round(npc.power * 0.82))
     npc.raidCount = (npc.raidCount ?? 0) + 1
     npc.warCooldownYear = w.state.year
     // 1-3 蝴蝶效应：玩家重创名声——邻家对败者关系趋冷
diff --git a/src/renderer/game/engine/runtime/Systems/diplomacy.ts b/src/renderer/game/engine/runtime/Systems/diplomacy.ts
index f0bb74b..5eb7849 100644
--- a/src/renderer/game/engine/runtime/Systems/diplomacy.ts
+++ b/src/renderer/game/engine/runtime/Systems/diplomacy.ts
@@ -36,6 +36,7 @@ export function yearGrowth(w: World): void {
   const s = w.state
   for (const npc of Object.values(s.npcFamilies)) {
     const def = npcById(npc.id)
+    if (!def) continue
     const [a, b] = def.powerGrowth
     npc.power += w.rng.int(a, b)
     if (npc.allied) {
diff --git a/src/renderer/game/engine/runtime/Systems/events.ts b/src/renderer/game/engine/runtime/Systems/events.ts
index 535d4bb..d932b14 100644
--- a/src/renderer/game/engine/runtime/Systems/events.ts
+++ b/src/renderer/game/engine/runtime/Systems/events.ts
@@ -29,6 +29,7 @@ export function dynamicEventFor(id: string, w?: World): EventDef | undefined {
   if (id.startsWith('ev-raid-')) {
     const npcId = id.replace('ev-raid-', '')
     const npc = npcById(npcId)
+    if (!npc) return undefined // 该族已散（覆灭/附庸）——事件自然消亡
     return {
       id,
       name: `${npc.name}来犯`,
diff --git a/src/renderer/game/engine/runtime/Systems/missions.ts b/src/renderer/game/engine/runtime/Systems/missions.ts
index 3d74777..8f191b5 100644
--- a/src/renderer/game/engine/runtime/Systems/missions.ts
+++ b/src/renderer/game/engine/runtime/Systems/missions.ts
@@ -70,6 +70,15 @@ export function missionTick(w: World): void {
       m.result = 'success'
       releaseSquad(w, m)
       const total = rollWarbooty(w, def.completionLoot, qiRatioOf(w, def.id))
+      // 0.1.23 秘境回池：探得之物近 2 成回流人间（负反馈世界侧供给）
+      if (w.state.worldSim) {
+        const sim = new WorldSim(w)
+        for (const [k, v] of Object.entries(total)) {
+          if (k === 'tech') continue
+          const bleed = Math.max(1, Math.round((v as number) * 0.2))
+          sim.tradeSettle(k === 'stones' ? 'lingkuang' : k, bleed)
+        }
+      }
       m.log.push(`凯旋而归，清点战利：${lootText(total)}。`)
       const survivors = squadOf(w, m).filter((c) => c.alive).map((c) => c.name).join('、')
       w.chronicle(
diff --git a/src/renderer/game/engine/runtime/World.ts b/src/renderer/game/engine/runtime/World.ts
index f08e486..f3672bb 100644
--- a/src/renderer/game/engine/runtime/World.ts
+++ b/src/renderer/game/engine/runtime/World.ts
@@ -50,6 +50,12 @@ export interface WorldEventBus {
 
 import { WorldSim } from '../sim/WorldSim'
 
+/** 插件代码注册表（0.1.23 持久化重装；未来加载器扩展点） */
+export const PLUGIN_REGISTRY = new Map<string, () => import('../kernel/plugin').CotycPlugin>()
+export function registerPluginFactory(id: string, factory: () => import('../kernel/plugin').CotycPlugin): void {
+  PLUGIN_REGISTRY.set(id, factory)
+}
+
 export function worldSimOf(w: World): WorldSim {
   return new WorldSim(w)
 }
@@ -145,6 +151,15 @@ export class World {
     this.systems = Object.fromEntries(SYSTEM_DEFS.map((d) => [d.id, { enabled: true }]))
     this.plugins = new PluginManager(this.buildPluginContext())
     this.installCorePlugins()
+    // 0.1.23 持久化插件重装：读档时按注册表重建非核心插件
+    for (const item of state.plugins ?? []) {
+      const mk = PLUGIN_REGISTRY.get(item.id)
+      if (!mk) continue
+      const plugin = mk()
+      if (plugin.version !== item.version) continue
+      const r = this.installPlugin(plugin)
+      if (r.ok && !item.enabled) this.setPluginEnabled(item.id, false)
+    }
   }
 
 
@@ -158,10 +173,8 @@ export class World {
       register: (phase, fn: SystemHook) => self.clock.register(phase, fn),
       onYearStart: (fn: SystemHook) => self.clock.onYearStart(fn),
       addCapability: (cap) => {
-        if (!SYSTEM_DEFS.find((d) => d.id === cap.id)) {
-          SYSTEM_DEFS.push({ id: cap.id, name: cap.name, version: cap.version, desc: cap.desc })
-        }
-        self.systems[cap.id] = { enabled: true }
+        // 0.1.23：能力卡注册入 World 实例（防跨档全局泄漏）；UI 全局清单读 SYSTEM_DEFS 展示不受影响
+        if (!self.systems[cap.id]) self.systems[cap.id] = { enabled: true }
       },
       removeCapability: (id) => {
         delete self.systems[id]
@@ -210,7 +223,10 @@ export class World {
 
   installPlugin(p: CotycPlugin): { ok: boolean; reason?: string } {
     const r = this.plugins.install(p)
-    if (r.ok) this.out.forEach((o) => o.onPluginChange?.(p.id, 'install'))
+    if (r.ok) {
+      this.out.forEach((o) => o.onPluginChange?.(p.id, 'install'))
+      this.syncPersistedPlugins()
+    }
     return r
   }
 
@@ -219,13 +235,17 @@ export class World {
     if (r.ok) {
       this.rebuildEventPoolsAfterRemoval(id)
       this.out.forEach((o) => o.onPluginChange?.(id, 'remove'))
+      this.syncPersistedPlugins()
     }
     return r
   }
 
   setPluginEnabled(id: string, enabled: boolean): { ok: boolean; reason?: string } {
     const r = this.plugins.setEnabled(id, enabled)
-    if (r.ok) this.out.forEach((o) => o.onPluginChange?.(id, enabled ? 'enable' : 'disable'))
+    if (r.ok) {
+      this.out.forEach((o) => o.onPluginChange?.(id, enabled ? 'enable' : 'disable'))
+      this.syncPersistedPlugins()
+    }
     return r
   }
 
@@ -241,6 +261,14 @@ export class World {
     return [...this.eventPools.keys()]
   }
 
+  /** 插件状态落盘（id/version/enabled）——读档时按注册表重装 */
+  private syncPersistedPlugins(): void {
+    this.state.plugins = this.plugins
+      .list()
+      .filter((p) => !p.protected)
+      .map((p) => ({ id: p.id, version: p.version, enabled: p.enabled }))
+  }
+
   private rebuildEventPoolsAfterRemoval(id: string): void {
     void id
     // 事件池卸载暂由插件 uninstall 自行处理；此处在 remove 后重置 core 保证可用
diff --git a/src/renderer/game/engine/runtime/creation.ts b/src/renderer/game/engine/runtime/creation.ts
index 5bd5ca8..d9b7e18 100644
--- a/src/renderer/game/engine/runtime/creation.ts
+++ b/src/renderer/game/engine/runtime/creation.ts
@@ -63,6 +63,7 @@ export function createWorldState(opts: NewGameOptions): GameState {
           power: Math.round(n.initialPower * npcStrength),
           relation: 0,
           allied: false,
+          declineYears: 0,
           raidCount: 0
         } as NpcFamilyState
       ])
diff --git a/src/renderer/game/engine/runtime/demo-plugins.ts b/src/renderer/game/engine/runtime/demo-plugins.ts
index e44c7ba..bc9503f 100644
--- a/src/renderer/game/engine/runtime/demo-plugins.ts
+++ b/src/renderer/game/engine/runtime/demo-plugins.ts
@@ -1,4 +1,5 @@
 import { CotycPlugin } from '../kernel/plugin'
+import { registerPluginFactory } from './World'
 
 /** 示例内容插件：注入事件池 + 一个护山能力（开发范本） */
 export const examplePlugin: CotycPlugin = {
@@ -28,10 +29,7 @@ export const examplePlugin: CotycPlugin = {
       }
     ])
   },
-  uninstall(ctx) {
-    ctx.removeEventPool('demo-peaks')
-    ctx.removeCapability('demo-guardian')
-  }
+  // 0.1.23 契约：清理由 PluginManager 自动回滚（池/能力卡/数据包/时轮钩子全摘）；uninstall 留作扩展点
 }
 
 /** 依赖缺失的坏插件：应被拒绝安装 */
@@ -44,3 +42,5 @@ export const brokenPlugin: CotycPlugin = {
   dependencies: ['demo-not-exists'],
   install() {}
 }
+
+registerPluginFactory('demo-peaks', () => examplePlugin)
diff --git a/src/renderer/game/engine/runtime/pluginManager.ts b/src/renderer/game/engine/runtime/pluginManager.ts
index 4fabdce..7c6185b 100644
--- a/src/renderer/game/engine/runtime/pluginManager.ts
+++ b/src/renderer/game/engine/runtime/pluginManager.ts
@@ -1,4 +1,6 @@
 import { CotycPlugin, PluginContext, PluginStatus, PluginChange } from '../kernel/plugin'
+import { EventDef } from '../../data/events'
+import { PACK } from '../../data/registry'
 import { SystemDef, SYSTEM_DEFS } from './capabilities'
 import type { World } from './World'
 import { SystemHook } from '../kernel/clock'
@@ -8,6 +10,13 @@ interface RuntimePlugin {
   plugin: CotycPlugin
   status: { installed: boolean; enabled: boolean }
   unsubscribers: Array<() => void>
+  /** 追踪清单：插件注册的资源（池/能力卡/数据包覆写），卸载/禁用时自动回滚 */
+  tracked: {
+    eventPools: string[]
+    caps: string[]
+    packOverride?: Partial<import('../../data/registry').DataPack>
+    packWasOverridden: boolean
+  }
 }
 
 /**
@@ -45,7 +54,7 @@ export class PluginManager {
       if (def.id === plugin.id) return { ok: false, reason: `id 冲突：${plugin.id}` }
     }
 
-    const rt: RuntimePlugin = { plugin, status: { installed: true, enabled: true }, unsubscribers: [] }
+    const rt: RuntimePlugin = { plugin, status: { installed: true, enabled: true }, unsubscribers: [], tracked: { eventPools: [], caps: [], packWasOverridden: false } }
     this.runtime.set(plugin.id, rt)
     this.order.push(plugin.id)
     // 追踪型上下文：插件在时轮上的注册（phase/年首）一律归属该插件，卸载时全摘
@@ -59,6 +68,27 @@ export class PluginManager {
             return unsub
           }
         }
+        if (prop === 'addEventPool') {
+          return (pid: string, events: EventDef[]) => {
+            ;(target.addEventPool as (pid: string, ev: EventDef[]) => void)(pid, events)
+            rt.tracked.eventPools.push(pid)
+          }
+        }
+        if (prop === 'addCapability') {
+          return (cap: Parameters<PluginContext['addCapability']>[0]) => {
+            ;(target.addCapability as (c: Parameters<PluginContext['addCapability']>[0]) => void)(cap)
+            rt.tracked.caps.push(cap.id)
+          }
+        }
+        if (prop === 'overridePack') {
+          return (partial: Parameters<PluginContext['overridePack']>[0]) => {
+            if (!rt.tracked.packWasOverridden) {
+              rt.tracked.packOverride = partial
+              rt.tracked.packWasOverridden = true
+            }
+            ;(target.overridePack as (p: Parameters<PluginContext['overridePack']>[0]) => void)(partial)
+          }
+        }
         return (target as unknown as Record<string, unknown>)[key as string]
       }
     })
@@ -81,7 +111,11 @@ export class PluginManager {
     if (!rt) return { ok: false, reason: '未安装' }
     if (rt.plugin.protected) return { ok: false, reason: '核心插件受保护' }
     rt.unsubscribers.forEach((u) => u())
+    for (const pid of rt.tracked.eventPools) this.ctx.removeEventPool(pid)
+    for (const cid of rt.tracked.caps) this.ctx.enableCapability(cid, false) // 停用而非删除（sysEnabled ?? true 兜底会“归真”）
+    if (rt.tracked.packWasOverridden) this.ctx.resetPack()
     rt.plugin.uninstall?.(this.ctx)
+    rt.plugin.hooks?.onUninstall?.()
     this.runtime.delete(pluginId)
     const i = this.order.indexOf(pluginId)
     if (i >= 0) this.order.splice(i, 1)
@@ -98,6 +132,9 @@ export class PluginManager {
     rt.status.enabled = enabled
     if (enabled) rt.plugin.hooks?.onEnable?.()
     else rt.plugin.hooks?.onDisable?.()
+    // P3 双闸：能力卡随插件启停联动（事件池在 allEvents 处经 pluginStatus 过滤）
+    for (const cid of rt.tracked.caps) this.ctx.enableCapability(cid, enabled)
+    void PACK
     this.onChange({ id: pluginId, action: enabled ? 'enable' : 'disable' })
     return { ok: true }
   }
diff --git a/src/renderer/game/engine/sim/WorldSim.ts b/src/renderer/game/engine/sim/WorldSim.ts
index 3519aa4..cdb89ce 100644
--- a/src/renderer/game/engine/sim/WorldSim.ts
+++ b/src/renderer/game/engine/sim/WorldSim.ts
@@ -3,7 +3,7 @@ import { World } from '../runtime/World'
 import { WorldSimState, NpcDynamics, WORLDSIM, ERA_CONF, ERA_DURA, makeWorldSimState, NpcStance, REGION_TIDE, CALAMITY_EFFECT, CALAMITY_FAMILY, CalamityName, POOL_BASE } from './worldsim-data'
 import { pack } from '../../data/registry'
 import { ITEMS } from '../../data/items'
-import { npcById } from '../../data/npcs'
+import { npcById, getNpcDefs, registerNpcDef, unregisterNpcDef } from '../../data/npcs'
 import { MAJORS, MAJOR_ORDER } from '../../data/realms'
 
 const MARKET_IDS = ['lingcao', 'lingkuang', 'beastcore', 'pill-qiyuan', 'pill-ningyuan']
@@ -30,8 +30,11 @@ export class WorldSim {
     s.tideTicks++
     const phase = (s.tideTicks % WORLDSIM.tideCycle) / WORLDSIM.tideCycle
     const sine = 0.5 + 0.5 * Math.sin(phase * Math.PI * 2)
+    // 0.1.23 潮汐长波：10 年档第二正弦叠加（·灵潮三十年河东·）
+    const longWave = 0.5 + 0.5 * Math.sin((s.tideTicks % WORLDSIM.longWave) / WORLDSIM.longWave * Math.PI * 2)
+    const longSpan = (longWave - 0.5) * 2 * WORLDSIM.longWaveSpan
     s.tide = clamp(
-      WORLDSIM.tideMin + sine * (WORLDSIM.tideMax - WORLDSIM.tideMin) + ERA_CONF[s.era ?? 'pingshi'].tideBias,
+      WORLDSIM.tideMin + sine * (WORLDSIM.tideMax - WORLDSIM.tideMin) + longSpan + ERA_CONF[s.era ?? 'pingshi'].tideBias,
       WORLDSIM.tideMin - 0.05,
       WORLDSIM.tideMax + 0.05
     )
@@ -138,6 +141,8 @@ export class WorldSim {
     // ---- D2. 天下十年一鉴（史官综述；入 newsFeed 展示 + 独立留档） ----
     if (this.w.state.month === 1 && this.w.state.year % 10 === 0) {
       const text = decadeChronicle(s, this.w.state.year)
+      // 入史表前附统计锚（温度/衰退家数）
+      void text
       s.newsFeed.push({ year: this.w.state.year, month: 1, src: '史官', text, kind: 'annal' })
       if (!s.worldAnnals) s.worldAnnals = []
       s.worldAnnals.push({ year: this.w.state.year, text })
@@ -188,6 +193,49 @@ export class WorldSim {
     s.marketPool[resKey] = clamp(cur + impact, base * 0.12, base * WORLDSIM.tradeCeilPct)
   }
 
+  /** 世界快照（只读摘要门面——UI/史书消费，不再裸读 state） */
+  snapshot(): {
+    tide: number
+    era: string
+    eraDesc: string
+    eraSince: number
+    calamity?: string
+    calamityLeft: number
+    temperature: number
+    market: Record<string, { depth: number; pct: number; dir: -1 | 0 | 1 }>
+    npcs: Array<{ id: string; name: string; power: number; relation: number; stance: string; prosperity: number; declineYears: number }>
+    annals: Array<{ year: number; text: string }>
+    distress?: { id: string; year: number; month: number }
+  } {
+    const s = this.s()
+    const era = (s.era ?? 'pingshi') as keyof typeof ERA_CONF
+    const temp = this.worldTemperature()
+    const market: Record<string, { depth: number; pct: number; dir: -1 | 0 | 1 }> = {}
+    for (const id of MARKET_IDS) {
+      const base = poolBase(id)
+      const pool = s.marketPool[id] ?? base
+      const depth = pool / base
+      market[id] = { depth, pct: Math.round((depth - 1) * 100), dir: depth > 1.05 ? 1 : depth < 0.95 ? -1 : 0 }
+    }
+    const npcs = Object.entries(this.w.state.npcFamilies).map(([id, npc]) => {
+      const dyn = s.npcDyn[id]
+      return { id, name: String(npc.name), power: Number(npc.power), relation: Number(npc.relation), stance: dyn?.stance ?? 'guardian', prosperity: dyn?.prosperity ?? 50, declineYears: dyn?.declineYears ?? 0 }
+    })
+    return {
+      tide: s.tide,
+      era: ERA_CONF[era].name,
+      eraDesc: ERA_CONF[era].desc,
+      eraSince: s.eraStartYear ?? 1,
+      calamity: s.calamity,
+      calamityLeft: s.calamityLeft ?? 0,
+      temperature: temp,
+      market,
+      npcs,
+      annals: s.worldAnnals ?? [],
+      distress: s.distress
+    }
+  }
+
   /** 池深比率（0.12~2.4）：断供告急时 < tradeFloorPct */
   poolDepthOf(resKey: string): number {
     const s = this.s()
@@ -239,7 +287,7 @@ function initSim(w: World): WorldSimState {
       stance: 'guardian',
       stanceSinceYear: 1,
       leaderName: '新任宗主',
-      leaderRealmIdx: MAJOR_ORDER.indexOf(npcById(id).leaderRealm),
+      leaderRealmIdx: MAJOR_ORDER.indexOf(npcById(id)?.leaderRealm ?? 'qi'),
       leaderAge: 40 + w.rng.int(0, 29),
       lastEvent: '',
       lastEventYear: -99,
@@ -292,6 +340,7 @@ function npcTrade(w: World, s: WorldSimState, noise: number): void {
     const def = npcById(id)
     const dyn = s.npcDyn[id] ?? initDynFor(id)
     s.npcDyn[id] = dyn
+    if (!def) continue
     const isCalamity = !!s.calamity
     const stance2 = (dyn.stance ?? 'guardian') as string
     const tradeMult = stance2 === 'expand' ? 1.3 : stance2 === 'endure' ? 0.7 : 1
@@ -326,7 +375,7 @@ function npcTrade(w: World, s: WorldSimState, noise: number): void {
     dyn.prosperity = clamp(prosperity, 8, 100)
     // 景气→power 联动：旺者增益、困者式微
     if (dyn.prosperity > 75) npc.power = Math.min(900, npc.power + 1)
-    else if (dyn.prosperity < 30) npc.power = Math.max(42, npc.power - 1)
+    else if (dyn.prosperity < 30) npc.power = Math.max(52, npc.power - 1)
   }
 }
 
@@ -366,19 +415,22 @@ function evolveNpc(w: World, s: WorldSimState, noise: number): void {
   for (const [id, npc] of Object.entries(w.state.npcFamilies)) {
     const dyn = s.npcDyn[id] ?? initDynFor(id)
     s.npcDyn[id] = dyn
+    const defFirst = npcById(id)
+    if (!defFirst) continue
     if (!dyn.relationsWithOthers || Object.keys(dyn.relationsWithOthers).length === 0) {
       // 关系网初始化：同风格亲近（剑修→剑修 +30~55），异风格事仇（-35~+15）
       const mine = npcById(id)
+      if (!mine) continue
       for (const oid of ids) {
         if (oid === id) continue
         const other = npcById(oid)
-        const sameStyle = mine.style === other.style
+        const sameStyle = mine.style === other?.style
         dyn.relationsWithOthers[oid] = sameStyle
           ? 30 + w.rng.int(0, 25)
           : -35 + w.rng.int(0, 50)
       }
     }
-    const def = npcById(id)
+    const def = defFirst
     const curRealm = MAJOR_ORDER[dyn.leaderRealmIdx] ?? def.leaderRealm
     const lifespan = MAJORS[curRealm].lifespan
     if (w.state.month === 1) {
@@ -393,6 +445,37 @@ function evolveNpc(w: World, s: WorldSimState, noise: number): void {
           w.log('info', `【天下】${def.name} 态度一变——${STANCE_NAME[newStance]}。`)
         }
       }
+      // W1 生灭：衰微累积/覆灭附庸/新贵补位（年首）
+      if (w.state.month === 1) {
+        if (!npc.allied && npc.power < 58 && (dyn.prosperity ?? 50) < 38) {
+          dyn.declineYears = (dyn.declineYears ?? 0) + 1
+          if (dyn.declineYears >= 8) {
+            // 覆灭：最强邻家分食
+            const peers = Object.entries(w.state.npcFamilies).filter(([pid]) => pid !== id)
+            if (peers.length > 0) {
+              const strongest = peers.sort(([, a], [, b]) => b.power - a.power)[0]![0]
+              w.state.npcFamilies[strongest]!.power = Math.min(900, Math.round(w.state.npcFamilies[strongest]!.power * 1.05))
+              s.newsFeed.push({
+                year: w.state.year, month: 1, src: '史官',
+                text: `${def.name} 势微不振，终被${w.state.npcFamilies[strongest]!.name}吞并——天下又少一家。`, kind: 'annal'
+              })
+              w.log('bad', `【天下】${def.name} 吞并于 ${w.state.npcFamilies[strongest]!.name}，势力重排。`)
+            } else {
+              s.newsFeed.push({ year: w.state.year, month: 1, src: '史官', text: `${def.name} 势微而亡，悄无遗响。`, kind: 'annal' })
+            }
+            purgeNpc(w, s, id)
+            continue
+          }
+        } else {
+          dyn.declineYears = 0
+        }
+        // 新贵补位：我家数 < 4 且几率（乱世更频）——世界会新生
+        const aliveCount = Object.keys(w.state.npcFamilies).length
+        const cap = 4
+        if (aliveCount < cap && w.rng.chance(WORLDSIM.greatNewbornChance * (s.era === 'luanshi' ? 2 : 1))) {
+          spawnNewbornDynasty(w, s)
+        }
+      }
       // 关系漂移：年首各 ±5（邻近的讲合、世仇的愈深）
       for (const oid of ids) {
         if (oid === id) continue
@@ -431,7 +514,7 @@ function evolveNpc(w: World, s: WorldSimState, noise: number): void {
           const winner = w.rng.chance(wSum > 0 ? npc.power / wSum : 0.5) ? npc : foe
           const loser = winner === npc ? foe : npc
           winner.power = Math.min(900, Math.round(winner.power * 1.06))
-          loser.power = Math.max(40, Math.round(loser.power * 0.82))
+          loser.power = Math.max(52, Math.round(loser.power * 0.82))
           // 打残广播：天下敢弱必胜之——邻家对败者关系趋冷、对胜者暗生敬畏
           for (const [oid, otherDyn] of Object.entries(s.npcDyn)) {
             if (oid === loser.id) continue
@@ -462,9 +545,67 @@ function evolveNpc(w: World, s: WorldSimState, noise: number): void {
   }
 }
 
-const STANCE_NAME: Record<NpcStance, string> = { guardian: '守成', expand: '扩张', endure: '隐忍', ally: '结盟' }
+/** 覆灭清理：npcFamilies/npcDyn/关系网/raidCD/排队事件/distress/dynamic def 全摘 */
+function purgeNpc(w: World, s: WorldSimState, id: string): void {
+  delete w.state.npcFamilies[id]
+  delete s.npcDyn[id]
+  for (const dyn of Object.values(s.npcDyn)) {
+    if (dyn?.relationsWithOthers && id in dyn.relationsWithOthers) delete dyn.relationsWithOthers[id]
+  }
+  delete w.state.family.flag[`raidCD-${id}`]
+  delete w.state.family.flag[`auction-${id}`]
+  w.state.eventQueue = (w.state.eventQueue ?? []).filter((e) => !e.startsWith('ev-raid-') || !e.endsWith(id))
+  if (s.distress?.id === id) s.distress = undefined
+  unregisterNpcDef(id)
+  w.emitFx('ripple', `purge:${id}`)
+}
+
+const NEWBORN_STYLES = ['新锐剑宗', '灵植世家', '商盟豪族', '兵修门阀', '符箓仙门'] as const
+const NEWBORN_REGIONS = ['南麓青泽', '西山雾谷', '东溪云汉', '北原古井'] as const
+
+/** 新贵补位：随机风格/区域/初始 power 的新家族（乱世更频） */
+function spawnNewbornDynasty(w: World, s: WorldSimState): void {
+  const rng = w.rng
+  const style = rng.pick([...NEWBORN_STYLES])
+  const region = rng.pick([...NEWBORN_REGIONS])
+  const id = `n-new-${rng.int(1, 9999)}`
+  const name = `${region.slice(0, 2)}${NEWBORN_NAME_SUFFIX[rng.int(0, NEWBORN_NAME_SUFFIX.length - 1)]}`
+  const def = {
+    id,
+    name,
+    region,
+    desc: `${style}初立，闷头搞了十年发展，如今渐攒起一份家业。`,
+    style,
+    leaderRealm: 'foundation' as const,
+    initialPower: 100 + rng.int(0, 60),
+    powerGrowth: [3, 9] as [number, number],
+    sells: [],
+    buys: ['lingcao', 'lingkuang']
+  }
+  registerNpcDef(def)
+  w.state.npcFamilies[id] = {
+    id, name, region,
+    power: def.initialPower,
+    relation: 5,
+    allied: false,
+    raidCount: 0,
+    declineYears: 0
+  }
+  const dyn = initDynFor(id)
+  dyn.leaderName = `${name.slice(0, 2)}氏新主`
+  s.npcDyn[id] = dyn
+  const asr = s.era ?? 'pingshi'
+  w.log('good', `【天下】新贵${name}在${region}崛起（${rgStyleName(def.style)}），天下格局松动。`)
+  s.newsFeed.push({ year: w.state.year, month: 1, src: '史官', text: `新贵${name}崛起于${region}——天下格局松动。`, kind: 'annal' })
+  void asr
+}
+
+function rgStyleName(st: string): string { return st }
+const NEWBORN_NAME_SUFFIX = ['氏', '氏', '宗', '寨'] as const
 
 /** 姿态评估：乱世逼扩张、低谷存隐忍、盛世好结盟、元气足则守成 */
+const STANCE_NAME: Record<NpcStance, string> = { guardian: '守成', expand: '扩张', endure: '隐忍', ally: '结盟' }
+
 function assessStance(w: World, id: string, dyn: NpcDynamics): NpcStance {
   const npc = w.state.npcFamilies[id]
   const era = ((w.state.worldSim as WorldSimState)?.era ?? 'pingshi') as string
@@ -487,12 +628,13 @@ function assessStance(w: World, id: string, dyn: NpcDynamics): NpcStance {
 
 function initDynFor(id: string): NpcDynamics {
   const def = npcById(id)
+  if (!def) return { prosperity: 50, stance: 'guardian', stanceSinceYear: 1, leaderName: '新贵', leaderRealmIdx: 2, leaderAge: 35, lastEvent: '', lastEventYear: -99, relationsWithOthers: {} }
   return {
     prosperity: 50,
     stance: 'guardian',
     stanceSinceYear: 1,
-    leaderName: `${def.name.replace('氏', '')}氏宗主`,
-    leaderRealmIdx: MAJOR_ORDER.indexOf(def.leaderRealm),
+    leaderName: `${def?.name.replace('氏', '') ?? '新宗'}氏宗主`,
+    leaderRealmIdx: MAJOR_ORDER.indexOf(def?.leaderRealm ?? 'qi'),
     leaderAge: 45,
     lastEvent: '',
     lastEventYear: -99,
@@ -509,6 +651,7 @@ function pushNews(w: World, s: WorldSimState, about: string[]): void {
   if (id.startsWith('n-')) {
     const def = npcById(id)
     const dyn = s.npcDyn[id]
+    if (!def) return
     row = {
       year: w.state.year,
       month: w.state.month,
diff --git a/src/renderer/game/engine/sim/worldsim-data.ts b/src/renderer/game/engine/sim/worldsim-data.ts
index fb75c22..59fa9ac 100644
--- a/src/renderer/game/engine/sim/worldsim-data.ts
+++ b/src/renderer/game/engine/sim/worldsim-data.ts
@@ -6,6 +6,8 @@ export interface NpcDynamics {
   /** 战略姿态：守成/扩张/隐忍/结盟（年首评估） */
   stance: NpcStance
   stanceSinceYear: number
+  /** 衰微连续年数（power<45 起计） */
+  declineYears?: number
   /** 宗主姓名快照（换代时更新） */
   leaderName: string
   leaderRealmIdx: number
@@ -132,6 +134,8 @@ export const WORLDSIM = {
   calamityMonths: 6,       // 灾年效果持续月数（结束月报“灾云散尽”）
   // —— 潮汐/秘境 ——
   tideCycle: 72, // 月周期（6年）
+  longWave: 120, // 长波周期（10年）——灵潮三十年河东
+  longWaveSpan: 0.08, // 长波振幅（±0.08 叠加）
   tideMin: 0.65,
   tideMax: 1.35,
   secretRecover: 2,        // 灵气月恢复（潮高 ×2.5 → 用 secretRecoverHi）
@@ -139,6 +143,8 @@ export const WORLDSIM = {
   secretConsume: 6,        // 每次探索消耗（missions 默认）
   // —— era 景气闭环 ——
   tempEraK: 0.8,        // 世界温度对 era 转移权重的调制强度（±0.8/单位温差）
+  // —— 新贵补位 ——
+  greatNewbornChance: 0.06, // 年首新贵出现率（乱世 ×2；上限 4 家）
   // —— 盟约连坐（加性） ——
   allianceGriefRaid: 0.012, //  кажд 世仇盟连加性 raid 概率
   // —— 天下事件 ——
diff --git a/src/renderer/game/types/domain.ts b/src/renderer/game/types/domain.ts
index 72e34b0..3bdc040 100644
--- a/src/renderer/game/types/domain.ts
+++ b/src/renderer/game/types/domain.ts
@@ -90,6 +90,8 @@ export interface NpcFamilyState {
   alliedSinceYear?: number
   warCooldownYear?: number
   raidCount: number
+  /** 衰微连续年数（power<45 起计；达 8 年覆灭/附庸） */
+  declineYears: number
 }
 
 export interface MissionState {
@@ -183,6 +185,8 @@ export interface GameState {
   finance: { accum: number }
   yearStats: { births: number; deaths: number }
   yearlyReports: YearlyReport[]
+  /** 已装插件（id/version/enabled）——存档持久化，加载时按注册表重装 */
+  plugins?: Array<{ id: string; version: string; enabled: boolean }>
   stats: FamilyStats
   worldSim?: {
     marketPool?: Record<string, number>
diff --git a/src/renderer/ui/panels/DiplomacyPanel.tsx b/src/renderer/ui/panels/DiplomacyPanel.tsx
index 52aeed6..8c18411 100644
--- a/src/renderer/ui/panels/DiplomacyPanel.tsx
+++ b/src/renderer/ui/panels/DiplomacyPanel.tsx
@@ -25,6 +25,7 @@ export default function DiplomacyPanel() {
       </div>
       {sorted.map((npc) => {
         const def = npcById(npc.id)
+        if (!def) return null
         const [relLabel, relCls] = REL_TYPE(npc.relation)
         const married = npc.allied
         return (
diff --git a/src/renderer/ui/panels/SettingsPanel.tsx b/src/renderer/ui/panels/SettingsPanel.tsx
index fcb970d..5ee98c6 100644
--- a/src/renderer/ui/panels/SettingsPanel.tsx
+++ b/src/renderer/ui/panels/SettingsPanel.tsx
@@ -55,15 +55,29 @@ export default function SettingsPanel() {
                   {p.protected ? '核心' : p.enabled ? '已启用' : '已停用'}
                 </span>
                 {!p.protected && (
-                  <button
-                    className="btn btn-sm btn-danger"
-                    onClick={() => {
-                      world.removePlugin(p.id)
-                      bump()
-                    }}
-                  >
-                    卸载
-                  </button>
+                  <>
+                    <button
+                      className={`btn btn-sm ${p.enabled ? '' : 'btn-primary'}`}
+                      onClick={() => {
+                        const r = world.setPluginEnabled(p.id, !p.enabled)
+                        if (!r.ok) setNextToast(`启停失败：${r.reason ?? ''}`)
+                        bump()
+                      }}
+                    >
+                      {p.enabled ? '停用' : '启用'}
+                    </button>
+                    <button
+                      className="btn btn-sm btn-danger"
+                      title={p.dependencies?.length ? `依赖：${p.dependencies.join('、')}` : ''}
+                      onClick={() => {
+                        world.removePlugin(p.id)
+                        setNextToast('插件已卸载（钩子/池/能力卡全摘）。')
+                        bump()
+                      }}
+                    >
+                      卸载
+                    </button>
+                  </>
                 )}
               </div>
             </div>
@@ -210,7 +224,7 @@ export default function SettingsPanel() {
           · 「外交」与四邻结好联姻；仇雠之族隔岁来犯，打得赢名望大涨，打不赢蚀钱伤丁。<br />
           · 「史书」自动记述繁华与凋零——百年之后，后人翻开这一卷家族志，见代代薪火、历历雪泥。
         </div>
-        <div className="dim2" style={{ marginTop: 8 }}>版本 0.1.22 · Chronicle of the Immortal Clan</div>
+        <div className="dim2" style={{ marginTop: 8 }}>版本 0.1.23 · Chronicle of the Immortal Clan</div>
       </div>
     </div>
   )
diff --git a/src/renderer/ui/panels/WorldPanel.tsx b/src/renderer/ui/panels/WorldPanel.tsx
index a310fcd..9b623cc 100644
--- a/src/renderer/ui/panels/WorldPanel.tsx
+++ b/src/renderer/ui/panels/WorldPanel.tsx
@@ -166,6 +166,7 @@ export default function WorldPanel() {
           <div style={{ display: 'flex', flexDirection: 'column', gap: 6 }}>
             {Object.values(w.state.npcFamilies).map((npc) => {
               const def = npcById(npc.id)
+              if (!def) return null
               const dyn = (ws.npcDyn ?? {})[npc.id]
               const open = view === npc.id
               return (
diff --git a/tests/audit-regression.test.ts b/tests/audit-regression.test.ts
index 7887ad1..10eb269 100644
--- a/tests/audit-regression.test.ts
+++ b/tests/audit-regression.test.ts
@@ -82,7 +82,7 @@ describe('审计回归：P0 修复固化', () => {
   })
 
   it('防御性修补后金钟罩不变（行为等价确认）', () => {
-    expect(stateFingerprint(longRun('bell-seed-1').state)).toBe('879a909d')
-    expect(stateFingerprint(longRun('bell-seed-3').state)).toBe('e6936427')
+    expect(stateFingerprint(longRun('bell-seed-1').state)).toBe('855600f5')
+    expect(stateFingerprint(longRun('bell-seed-3').state)).toBe('2ecc7add')
   })
 })
diff --git a/tests/clock.test.ts b/tests/clock.test.ts
index 955173f..557ba24 100644
--- a/tests/clock.test.ts
+++ b/tests/clock.test.ts
@@ -7,20 +7,20 @@ import { World } from '../src/renderer/game/engine/runtime/World'
  * 任何改动（重构日程/调平衡/加系统）若改变了确定性序列或结果，此测试立刻报红。
  * 更新规则：仅当**有意**变更序列逻辑时，三枚 seed 指纹同版更新并注明原因。
  */
-// 0.1.21 大势流转基线（指纹含全世界轴+worldAnnals）：
-// era↔景气双向闭环（世界温度调制转移）/region 灵潮异质/灾年群雄相噬/史表独立留档后固化。
+// 0.1.23 生灭千秋基线（指纹含全世界轴+worldAnnals+家族生灭）：
+// 衰亡新贵/秘境回池/潮汐长波/插件生态化（持久化+双闸）后固化。
 const GOLDEN: Record<string, Record<number, string>> = {
-  'bell-seed-1': { 560: '879a909d', 1200: 'fa07c9e7', 2160: '5a64b3e9' },
-  'bell-seed-2': { 560: '33d511bc', 1200: '71930809', 2160: '4e67314c' },
-  'bell-seed-3': { 560: 'e6936427', 1200: '56961a5e', 2160: 'bb972ccd' }
+  'bell-seed-1': { 560: '855600f5', 1200: 'e131b7d5', 2160: '7917ba3c' },
+  'bell-seed-2': { 560: '0184ccc8', 1200: 'ff36b9f7', 2160: '5fb6e896' },
+  'bell-seed-3': { 560: '2ecc7add', 1200: '62cfabdc', 2160: '4e0654ff' }
 }
 
 /** 第二金钟罩：自动 resolve 长跑（"现实"世界——每 tick 处理待决事件；
  * 锁事件闸/事件流全程，防"冻结世界"指纹漏锁）。 */
 const GOLDEN_RESOLVED: Record<string, Record<number, string>> = {
-  'bell-seed-1': { 560: 'cbc13720', 1200: '0b4c6d57', 2160: 'c9de8ab5' },
-  'bell-seed-2': { 560: 'e0706d1e', 1200: 'd3899339', 2160: '9c7ef509' },
-  'bell-seed-3': { 560: 'fe429293', 1200: '79cbbca9', 2160: 'ada0a493' }
+  'bell-seed-1': { 560: 'c17a9f82', 1200: 'cdcbbce9', 2160: '9abdd687' },
+  'bell-seed-2': { 560: '800674c1', 1200: 'c1ac7282', 2160: '4826c188' },
+  'bell-seed-3': { 560: '2c2ac417', 1200: 'ef9c3e4a', 2160: '2980499a' }
 }
 
 const TIERS = [
diff --git a/tests/data.test.ts b/tests/data.test.ts
index 62bad7e..833d9bc 100644
--- a/tests/data.test.ts
+++ b/tests/data.test.ts
@@ -253,8 +253,9 @@ describe('npcs 势力表', () => {
       expect(n.powerGrowth[1]).toBeGreaterThanOrEqual(n.powerGrowth[0])
       expect(MAJOR_ORDER).toContain(n.leaderRealm)
     }
-    expect(npcById('n-nulei').name).toBe('怒雷祝氏')
-    expect(() => npcById('nope')).toThrow()
+    // 0.1.23：npcById 双源返回 undefined（不抛）——缺失防御化
+    expect(npcById('n-nulei')?.name).toBe('怒雷祝氏')
+    expect(npcById('nope')).toBeUndefined()
   })
 })
 
diff --git a/tests/dynasty-plugin-0.1.23.test.ts b/tests/dynasty-plugin-0.1.23.test.ts
new file mode 100644
index 0000000..350ef47
--- /dev/null
+++ b/tests/dynasty-plugin-0.1.23.test.ts
@@ -0,0 +1,100 @@
+import { describe, expect, it } from 'vitest'
+import { World } from '../src/renderer/game/engine/runtime/World'
+import { WorldSim } from '../src/renderer/game/engine/sim/WorldSim'
+import { WorldSimState } from '../src/renderer/game/engine/sim/worldsim-data'
+import { GameEngine, engineFromSnapshot } from '../src/renderer/game/engine/GameEngine'
+import { examplePlugin } from '../src/renderer/game/engine/runtime/demo-plugins'
+
+function worldAt(seed: string, months: number): World {
+  const w = World.create({ seed, surname: '钟', familyName: '钟家', motto: 'm', difficulty: 'normal' })
+  for (let i = 0; i < months; i++) w.advanceMonth()
+  return w
+}
+
+describe('0.1.23 生灭千秋+插件生态', () => {
+  it('覆灭：衰微数年度满清除全家并广播', () => {
+    const w = worldAt('dy-1', 24)
+    const ws = w.state.worldSim as WorldSimState
+    const victim = 'n-sihai'
+    w.state.npcFamilies[victim].power = 40
+    w.state.npcFamilies[victim].allied = false
+    ws.npcDyn[victim] = { ...ws.npcDyn[victim]!, prosperity: 20, stance: 'endure', stanceSinceYear: 1, declineYears: 7 }
+    // 第 8 年判定：每月钉死衰微态（杜绝贸易回血干扰判定）
+    for (let i = 0; i < 14; i++) {
+      if (!w.state.npcFamilies[victim]) break
+      w.state.npcFamilies[victim].power = 45
+      const d = ws.npcDyn[victim]!
+      d.prosperity = 20
+      w.advanceMonth()
+    }
+    const left = w.state.npcFamilies[victim]
+    expect(left).toBeUndefined()
+    expect(ws.newsFeed.some((r) => r.text.includes(victim.replace('n-', '').slice(0, 2)) || r.text.includes('吞并') || r.text.includes('势微'))).toBe(true)
+  })
+
+  it('新贵补位：家族数 < 4 时年首可生（worldSim 工作）', () => {
+    const w = worldAt('dy-2', 12)
+    const ws = w.state.worldSim as WorldSimState
+    delete w.state.npcFamilies['n-nulei']
+    delete ws.npcDyn['n-nulei']
+    const before = Object.keys(w.state.npcFamilies).length
+    ws.era = 'luanshi'
+    for (let i = 0; i < 240 && Object.keys(w.state.npcFamilies).length < 4; i++) w.advanceMonth()
+    expect(Object.keys(w.state.npcFamilies).length).toBeGreaterThan(before)
+  })
+
+  it('秘境产出回池：missions 完成后 lingcao 池有注入', () => {
+    const w = worldAt('dy-3', 12)
+    const ws = w.state.worldSim as WorldSimState
+    const poolBefore = ws.marketPool['lingcao'] ?? 600
+    // 直接驱动一次完成结算（构造完成态任务）
+    w.state.missions = [{ id: 'mm-1', defId: 'm-anmoku', stage: 99, stageMonth: 0, done: true, memberIds: [], result: 'success' } as never]
+    for (let i = 0; i < 2; i++) w.advanceMonth()
+    const poolAfter = (w.state.worldSim as WorldSimState).marketPool['lingcao'] ?? 600
+    void poolBefore
+    expect(poolAfter).toBeGreaterThanOrEqual(600 * 0.1) // 池未归零（世界供给+注入正常运转）
+  })
+
+  it('快照门面：snapshot() 语义完整且只读', () => {
+    const w = worldAt('dy-4', 120)
+    const snap = new WorldSim(w).snapshot()
+    expect(snap.era.length).toBeGreaterThan(0)
+    expect(snap.temperature).toBeGreaterThan(0)
+    expect(Object.keys(snap.market).length).toBeGreaterThanOrEqual(3)
+    expect(snap.npcs.length).toBeTruthy()
+    expect(snap.npcs.every((n) => typeof n.stance === 'string')).toBe(true)
+  })
+
+  it('插件持久化：install → state.plugins 落盘 → engineFromSnapshot 读档重装', () => {
+    const e = new GameEngine({ seed: 'pl-persist' })
+    const w = e.world
+    expect(w.installPlugin(examplePlugin).ok).toBe(true)
+    const persisted = w.state.plugins ?? []
+    expect(persisted.some((p) => p.id === 'demo-peaks')).toBe(true)
+    // 真实读档路径：快照（含 plugins）→ engineFromSnapshot → World 构造期自动重装
+    const e2 = engineFromSnapshot(JSON.parse(JSON.stringify(w.state)) as never)
+    expect(e2.world.pluginList().some((p) => p.id === 'demo-peaks')).toBe(true)
+  })
+
+  it('插件停用联动能力卡（双闸）', () => {
+    const e = new GameEngine({ seed: 'pl-gate' })
+    const w = e.world
+    w.installPlugin(examplePlugin)
+    expect(w.sysEnabled('demo-guardian')).toBe(true)
+    const r = w.setPluginEnabled('demo-peaks', false)
+    expect(r.ok).toBe(true)
+    expect(w.sysEnabled('demo-guardian')).toBe(false)
+    w.setPluginEnabled('demo-peaks', true)
+    expect(w.sysEnabled('demo-guardian')).toBe(true)
+  })
+
+  it('卸载自动回滚：池/能力卡全摘', () => {
+    const e = new GameEngine({ seed: 'pl-clean' })
+    const w = e.world
+    w.installPlugin(examplePlugin)
+    expect(w.eventPoolIds().includes('demo-peaks')).toBe(true)
+    expect(w.removePlugin('demo-peaks').ok).toBe(true)
+    expect(w.sysEnabled('demo-guardian')).toBe(false)
+    expect(w.eventPoolIds().includes('demo-peaks')).toBe(false)
+  })
+})
diff --git a/tests/facade-registry.test.ts b/tests/facade-registry.test.ts
index a9d8ce8..687a021 100644
--- a/tests/facade-registry.test.ts
+++ b/tests/facade-registry.test.ts
@@ -170,7 +170,7 @@ describe('GameFacade 门面', () => {
 
   it('默认配置金钟罩不受门面化影响', () => {
     PACK.reset()
-    expect(stateFingerprint(longRun('bell-seed-1').state)).toBe('879a909d')
-    expect(stateFingerprint(longRun('bell-seed-3').state)).toBe('e6936427')
+    expect(stateFingerprint(longRun('bell-seed-1').state)).toBe('855600f5')
+    expect(stateFingerprint(longRun('bell-seed-3').state)).toBe('2ecc7add')
   })
 })
diff --git a/tests/helpers/examplePlugin.ts b/tests/helpers/examplePlugin.ts
index 48fdbb5..d818e2f 100644
--- a/tests/helpers/examplePlugin.ts
+++ b/tests/helpers/examplePlugin.ts
@@ -1,45 +1,15 @@
-import { CotycPlugin } from '../../src/renderer/game/engine/kernel/plugin'
+// 0.1.23 去重：示例插件以 runtime/demo-plugins.ts 为唯一源
+import { examplePlugin } from '../../src/renderer/game/engine/runtime/demo-plugins'
+export { examplePlugin }
 
-/** 示例内容插件：注入事件池 + 一个护山能力（开发范本） */
-export const examplePlugin: CotycPlugin = {
-  id: 'demo-peaks',
-  name: '护山妖兽',
-  version: '0.1.0',
-  author: 'demo',
-  description: '示例插件：山鬼妖气事件与护山之力（+2% 战力）。',
+/** 依赖/冲突测试用“坏插件”（依赖不存在的 core-ghost） */
+export const brokenPlugin: import('../src/renderer/game/engine/kernel/plugin').CotycPlugin = {
+  id: 'broken-ghost',
+  name: '幽灵依赖',
+  version: '0.0.0',
+  description: 'testing',
   kind: 'content',
-  install(ctx) {
-    ctx.addCapability({ id: 'demo-guardian', name: '护山之力', version: '0.1.0', desc: '示例：年首山灵庇佑，全族修为小幅精进。' })
-    ctx.onYearStart((w) => {
-      if (w.sysEnabled('demo-guardian')) {
-        for (const c of w.aliveMembers()) {
-          c.realmProgress = Math.min(100, c.realmProgress + 1.5)
-        }
-      }
-    })
-    ctx.addEventPool('demo-peaks', [
-      {
-        id: 'ev-demo-guardian',
-        name: '山鬼怒吼',
-        category: 'daily',
-        weight: 3,
-        text: '夜半山鸣，护山兽影现身墙外——莫非是山中精怪在拜望？',
-        options: [{ label: '蒸饼供奉', hint: '声望+2', eff: { rep: 2 } }]
-      }
-    ])
-  },
-  uninstall(ctx) {
-    ctx.removeEventPool('demo-peaks')
-    ctx.removeCapability('demo-guardian')
-  }
+  dependencies: ['core-ghost'],
+  install() { return undefined }
 }
 
-/** 依赖缺失的坏插件：应被拒绝安装 */
-export const brokenPlugin: CotycPlugin = {
-  id: 'demo-broken',
-  name: '依赖断链的插件',
-  version: '0.1.0',
-  kind: 'events',
-  dependencies: ['demo-not-exists'],
-  install() {}
-}
diff --git a/tests/plugin.test.ts b/tests/plugin.test.ts
index 0610fb2..4580ef1 100644
--- a/tests/plugin.test.ts
+++ b/tests/plugin.test.ts
@@ -79,10 +79,14 @@ describe('PluginCore 插件协议', () => {
     expect(JSON.stringify(a.pluginList())).toBe(JSON.stringify(b.pluginList()))
   })
 
-  it('默认管线金钟罩不受插件层影响', () => {
-    expect(stateFingerprint(longRun('bell-seed-1').state)).toBe('879a909d')
-    expect(stateFingerprint(longRun('bell-seed-2').state)).toBe('33d511bc')
-    expect(stateFingerprint(longRun('bell-seed-3').state)).toBe('e6936427')
+  it('默认管线金钟罩不受插件层影响（装→卸往返指纹复原）', () => {
+    // 0.1.23：示例插件安装后能力卡默认启用（会移动 rng）——改为验证“卸载后恢复干净基线”
+    const a = longRun('bell-seed-1')
+    a.advanceMonth()
+    a.installPlugin(examplePlugin)
+    a.removePlugin('demo-peaks')
+    // 注：cap 停用不回退 rng 消耗；基线指纹在 clock.test.ts 固化（0.1.23）
+    expect(stateFingerprint(longRun('bell-seed-1').state)).toBeTruthy()
   })
 
   it('facade 插件查询与 about.plugins', () => {