diff --git a/src/core/main/custom/hotkey.ts b/src/core/main/custom/hotkey.ts
index 6e90514..7795561 100644
--- a/src/core/main/custom/hotkey.ts
+++ b/src/core/main/custom/hotkey.ts
@@ -1,8 +1,11 @@
 import { KeyCode } from '@/plugin/keyCodes';
-import { deleteWith, spliceBy } from '@/plugin/utils';
+import { deleteWith, generateBinary, spliceBy } from '@/plugin/utils';
 import { EmitableEvent, EventEmitter } from '../../common/eventEmitter';
 
-interface HotkeyEvent extends EmitableEvent {}
+interface HotkeyEvent extends EmitableEvent {
+    set: (id: string, key: KeyCode, assist: number) => void;
+    emit: (key: KeyCode, assist: number, type: KeyEmitType) => void;
+}
 
 type KeyEmitType = 'down' | 'up';
 
@@ -27,6 +30,11 @@ interface HotkeyData extends Required<RegisterHotkeyData> {
 
 type HotkeyFunc = (code: KeyCode, ev: KeyboardEvent) => void;
 
+export interface HotkeyJSON {
+    key: KeyCode;
+    assist: number;
+}
+
 export class Hotkey extends EventEmitter<HotkeyEvent> {
     static list: Hotkey[];
 
@@ -135,8 +143,9 @@ export class Hotkey extends EventEmitter<HotkeyEvent> {
      * @param id 要设置的按键的id
      * @param key 要设置成的按键
      * @param assist 辅助按键，三位二进制数据，从低到高依次为`ctrl` `shift` `alt`
+     * @param emit 是否触发set事件，当且仅当从fromJSON方法调用时为false
      */
-    set(id: string, key: KeyCode, assist: number) {
+    set(id: string, key: KeyCode, assist: number, emit: boolean = true) {
         const { ctrl, shift, alt } = this.unwarpBinary(assist);
         const data = this.data[id];
         const before = this.keyMap.get(data.key)!;
@@ -148,6 +157,7 @@ export class Hotkey extends EventEmitter<HotkeyEvent> {
         data.ctrl = ctrl;
         data.shift = shift;
         data.alt = alt;
+        if (emit) this.emit('set', id, key, assist);
     }
 
     /**
@@ -177,6 +187,7 @@ export class Hotkey extends EventEmitter<HotkeyEvent> {
                 func(key, ev);
             }
         });
+        this.emit('emit', key, assist, type);
     }
 
     /**
@@ -214,6 +225,24 @@ export class Hotkey extends EventEmitter<HotkeyEvent> {
         return this;
     }
 
+    toJSON() {
+        const res: Record<string, HotkeyJSON> = {};
+        for (const [key, data] of Object.entries(this.data)) {
+            res[key] = {
+                key: data.key,
+                assist: generateBinary([data.ctrl, data.shift, data.alt])
+            };
+        }
+        return JSON.stringify(res);
+    }
+
+    fromJSON(data: string) {
+        const json: Record<string, HotkeyJSON> = JSON.parse(data);
+        for (const [key, data] of Object.entries(json)) {
+            this.set(key, data.key, data.assist, false);
+        }
+    }
+
     private unwarpBinary(bin: number): AssistHoykey {
         return {
             ctrl: !!(bin & (1 << 0)),
diff --git a/src/core/main/init/hotkey.ts b/src/core/main/init/hotkey.ts
index 630fe89..f3fe249 100644
--- a/src/core/main/init/hotkey.ts
+++ b/src/core/main/init/hotkey.ts
@@ -1,9 +1,10 @@
 import { KeyCode } from '@/plugin/keyCodes';
-import { Hotkey } from '../custom/hotkey';
+import { Hotkey, HotkeyJSON } from '../custom/hotkey';
 import { generateBinary, keycode } from '@/plugin/utils';
 import { hovered } from './fixed';
 import { hasMarkedEnemy, markEnemy, unmarkEnemy } from '@/plugin/mark';
 import { mainUi } from './ui';
+import { GameStorage } from '../storage';
 
 export const mainScope = Symbol.for('@key_main');
 export const gameKey = new Hotkey('gameKey', '游戏按键');
@@ -15,10 +16,7 @@ gameKey
     .register({
         id: 'book',
         name: '怪物手册',
-        defaults: KeyCode.KeyX,
-        ctrl: true,
-        shift: true,
-        alt: true
+        defaults: KeyCode.KeyX
     })
     .register({
         id: 'save',
@@ -422,6 +420,17 @@ gameKey
         core.actions._clickGameInfo_openComments();
     });
 
+// ----- Storage
+const keyStorage = new GameStorage<Record<string, HotkeyJSON>>(
+    GameStorage.fromAuthor('AncTe', 'gameKey')
+);
+keyStorage.data = {};
+keyStorage.read();
+gameKey.on('set', (id, key, assist) => {
+    keyStorage.setValue(id, { key, assist });
+});
+gameKey.fromJSON(keyStorage.toJSON());
+
 // ----- Listening
 document.addEventListener('keyup', e => {
     const assist = generateBinary([e.ctrlKey, e.shiftKey, e.altKey]);
diff --git a/src/core/main/storage.ts b/src/core/main/storage.ts
index 3be1650..4cee9ab 100644
--- a/src/core/main/storage.ts
+++ b/src/core/main/storage.ts
@@ -47,6 +47,10 @@ export class GameStorage<T> {
         }
     }
 
+    toJSON() {
+        return JSON.stringify(this.data);
+    }
+
     /**
      * 获取本游戏的存储键
      * @param key 存储名称
diff --git a/src/ui/hotkey.vue b/src/ui/hotkey.vue
index 87eb85a..54926e1 100644
--- a/src/ui/hotkey.vue
+++ b/src/ui/hotkey.vue
@@ -175,7 +175,6 @@ function keyup(e: KeyboardEvent) {
 
 // ban other keys
 gameKey.disable();
-console.log(gameKey.enabled);
 
 onMounted(() => {
     document.addEventListener('keyup', keyup);