diff --git a/src/app/api/openlist/refresh/route.ts b/src/app/api/openlist/refresh/route.ts
index bf724b7..632b83d 100644
--- a/src/app/api/openlist/refresh/route.ts
+++ b/src/app/api/openlist/refresh/route.ts
@@ -249,7 +249,6 @@ async function performScan(
                 // 如果是第二季及以后，替换标题和ID
                 if (seasonDetails.season.season_number > 1) {
                   folderInfo.title = `${folderInfo.title} ${seasonDetails.season.name}`;
-                  folderInfo.tmdb_id = seasonDetails.season.id; // 使用季度的ID
                 }
 
                 // 使用季度的海报（如果有）
diff --git a/src/app/play/page.tsx b/src/app/play/page.tsx
index 588a510..50a8953 100644
--- a/src/app/play/page.tsx
+++ b/src/app/play/page.tsx
@@ -2077,7 +2077,7 @@ function PlayPageClient() {
         }
       }
 
-      let newDetail = availableSources.find(
+      let newDetail: SearchResult | undefined = availableSources.find(
         (source) => source.source === newSource && source.id === newId
       );
       if (!newDetail) {
@@ -2090,7 +2090,11 @@ function PlayPageClient() {
         try {
           const detailResponse = await fetch(`/api/detail?source=${newSource}&id=${newId}`);
           if (detailResponse.ok) {
-            newDetail = await detailResponse.json();
+            const detailData = await detailResponse.json();
+            if (!detailData) {
+              throw new Error('获取的详情数据为空');
+            }
+            newDetail = detailData;
           } else {
             throw new Error('获取 openlist 详情失败');
           }
@@ -2102,6 +2106,12 @@ function PlayPageClient() {
         }
       }
 
+      // 再次确认 newDetail 不为空（类型守卫）
+      if (!newDetail) {
+        setError('视频详情数据无效');
+        return;
+      }
+
       // 尝试跳转到当前正在播放的集数
       let targetIndex = currentEpisodeIndex;
 
diff --git a/src/components/CorrectDialog.tsx b/src/components/CorrectDialog.tsx
index dca470e..e076670 100644
--- a/src/components/CorrectDialog.tsx
+++ b/src/components/CorrectDialog.tsx
@@ -178,7 +178,6 @@ export default function CorrectDialog({
 
       if (season && season.season_number > 1) {
         finalTitle = `${finalTitle} ${season.name}`;
-        finalTmdbId = season.id; // 使用季度的ID
       }
 
       const body: any = {
diff --git a/src/lib/season-parser.ts b/src/lib/season-parser.ts
index d95af0b..486f66f 100644
--- a/src/lib/season-parser.ts
+++ b/src/lib/season-parser.ts
@@ -27,7 +27,8 @@ export interface SeasonInfo {
  */
 export function parseSeasonFromTitle(title: string): SeasonInfo {
   const originalTitle = title;
-  let cleanTitle = title;
+  // 先将下划线替换成空格，方便后续解析和搜索
+  let cleanTitle = title.replace(/_/g, ' ');
   let seasonNumber: number | null = null;
   let year: number | null = null;
 
@@ -80,13 +81,13 @@ export function parseSeasonFromTitle(title: string): SeasonInfo {
 
   // 尝试匹配每个模式
   for (const pattern of patterns) {
-    const match = title.match(pattern.regex);
+    const match = cleanTitle.match(pattern.regex);
     if (match) {
       const extracted = pattern.extract(match);
       if (extracted !== null) {
         seasonNumber = extracted;
         // 移除匹配到的季度标识
-        cleanTitle = title.replace(pattern.regex, '').trim();
+        cleanTitle = cleanTitle.replace(pattern.regex, '').trim();
         break;
       }
     }