diff --git a/_docs/event.md b/_docs/event.md
index 080108e4..eef54da8 100644
--- a/_docs/event.md
+++ b/_docs/event.md
@@ -1433,6 +1433,8 @@ async可选，如果为true则会异步执行（即不等待当前事件执行
 
 目前支持mp3/ogg/wav等多种格式的音乐播放。
 
+从V2.6.3开始，还提供了keep项。如果此项为真，则会记录该bgm，并且持续到下次调用本事件位置（楼层切换不改变bgm，读档也有效）。
+
 有关BGM播放的详细说明参见[背景音乐](element#背景音乐)
 
 ### pauseBgm：暂停背景音乐
diff --git a/_server/MotaAction.g4 b/_server/MotaAction.g4
index 8d62eba8..27bacb0f 100644
--- a/_server/MotaAction.g4
+++ b/_server/MotaAction.g4
@@ -1468,15 +1468,16 @@ return code;
 */;
 
 playBgm_s
-    :   '播放背景音乐' EvalString Newline
+    :   '播放背景音乐' EvalString '持续到下个本事件' Bool Newline
     
 
 /* playBgm_s
 tooltip : playBgm: 播放背景音乐
 helpUrl : https://h5mota.com/games/template/_docs/#/event?id=playbgm%EF%BC%9A%E6%92%AD%E6%94%BE%E8%83%8C%E6%99%AF%E9%9F%B3%E4%B9%90
-default : ["bgm.mp3"]
+default : ["bgm.mp3", true]
 colour : this.soundColor
-var code = '{"type": "playBgm", "name": "'+EvalString_0+'"},\n';
+Bool_0 = Bool_0 ? ', "keep": true' : '';
+var code = '{"type": "playBgm", "name": "'+EvalString_0+'"'+Bool_0+'},\n';
 return code;
 */;
 
@@ -3069,7 +3070,7 @@ ActionParser.prototype.parseAction = function() {
       break;
     case "playBgm":
       this.next = MotaActionBlocks['playBgm_s'].xmlText([
-        data.name,this.next]);
+        data.name,data.keep||false,this.next]);
       break
     case "pauseBgm":
       this.next = MotaActionBlocks['pauseBgm_s'].xmlText([
diff --git a/libs/events.js b/libs/events.js
index 8e9a9046..0c30dfb0 100644
--- a/libs/events.js
+++ b/libs/events.js
@@ -1261,6 +1261,7 @@ events.prototype._action_insert = function (data, x, y, prefix) {
 
 events.prototype._action_playBgm = function (data, x, y, prefix) {
     core.playBgm(data.name);
+    core.setFlag("__bgm__", data.keep ? data.name : null);
     core.doAction();
 }
 
@@ -1820,11 +1821,15 @@ events.prototype.openToolbox = function (fromUserAction) {
 events.prototype.openQuickShop = function (fromUserAction) {
     if (core.isReplaying()) return;
 
+    if (Object.keys(core.status.shops).length == 0) {
+        core.drawTip("本塔没有快捷商店！");
+        return;
+    }
+
     // --- 如果只有一个商店，则直接打开之
     if (Object.keys(core.status.shops).length == 1) {
         var shopId = Object.keys(core.status.shops)[0];
-        if (core.status.event.id != null) return;
-        if (!this._checkStatus('shop', false)) return;
+        if (core.status.event.id != null || !this._checkStatus('shop', false)) return;
         var reason = core.events.canUseQuickShop(shopId);
         if (!core.flags.enableDisabledShop && reason) {
             core.drawText(reason);
diff --git a/project/functions.js b/project/functions.js
index 9b9bdc5f..774e6b9e 100644
--- a/project/functions.js
+++ b/project/functions.js
@@ -142,7 +142,7 @@ var functions_d6ad677b_427a_4623_b50f_a445a3b0ef8a =
 	if (core.status.maps[floorId].bgm) {
 		var bgm = core.status.maps[floorId].bgm;
 		if (bgm instanceof Array) bgm = bgm[0];
-		core.playBgm(bgm);
+		if (!core.hasFlag("__bgm__")) core.playBgm(bgm);
 	}
 	// 更改画面色调
 	var color = core.getFlag('__color__', null);
@@ -1004,7 +1004,9 @@ var functions_d6ad677b_427a_4623_b50f_a445a3b0ef8a =
 	// 切换到对应的楼层
 	core.changeFloor(data.floorId, null, data.hero.loc, 0, function () {
 		// TODO：可以在这里设置读档后播放BGM
-		// if (core.getFlag("bgm", 0)==1) core.playBgm("bgm.mp3");
+		if (core.hasFlag("__bgm__")) { // 持续播放
+			core.playBgm(core.getFlag("__bgm__"));
+		}
 
 		if (callback) callback();
 	}, true);