diff --git a/packages/webgal/src/Core/controller/gamePlay/autoPlay.ts b/packages/webgal/src/Core/controller/gamePlay/autoPlay.ts
index 575ae7d41..9f2052fc3 100644
--- a/packages/webgal/src/Core/controller/gamePlay/autoPlay.ts
+++ b/packages/webgal/src/Core/controller/gamePlay/autoPlay.ts
@@ -59,6 +59,10 @@ const autoPlay = () => {
   const data = webgalStore.getState().userData.optionData.autoSpeed;
   // 范围为 [250, 1750]
   const autoPlayDelay = 250 + (100 - data) * 15;
+  // Backlog 打开时不推进，避免在历史界面里自动播放导致剧情继续
+  if (webgalStore.getState().GUI.showBacklog) {
+    return;
+  }
   let isBlockingAuto = false;
   WebGAL.gameplay.performController.performList.forEach((e) => {
     if (e.blockingAuto())
diff --git a/packages/webgal/src/UI/Backlog/Backlog.tsx b/packages/webgal/src/UI/Backlog/Backlog.tsx
index 878f79f20..30234d533 100644
--- a/packages/webgal/src/UI/Backlog/Backlog.tsx
+++ b/packages/webgal/src/UI/Backlog/Backlog.tsx
@@ -127,6 +127,21 @@ export const Backlog = () => {
                 <div
                   onClick={() => {
                     playSeClick();
+                    // 暂停所有 backlog 语音（包括当前；后续会重置并播放当前）
+                    document
+                      .querySelectorAll('[id^="backlog_audio_play_element_"]')
+                      .forEach((audio: any) => {
+                        audio.pause();
+                        audio.currentTime = 0;
+                      });
+                    // 暂停游戏内正在播放的语音，避免与 backlog 语音混合
+                    const currentVocal = document.getElementById('currentVocal') as HTMLAudioElement | null;
+                    if (currentVocal) {
+                      currentVocal.pause();
+                      currentVocal.currentTime = 0;
+                    }
+                    // 卸载 vocal-play perform，避免其 blockingAuto 阻塞自动播放
+                    WebGAL.gameplay.performController.unmountPerform('vocal-play', true);
                     // 获取到播放 backlog 语音的元素
                     const backlog_audio_element: any = document.getElementById(
                       'backlog_audio_play_element_' + indexOfBacklog,