diff --git a/danmu_api/apis/dandan-api.js b/danmu_api/apis/dandan-api.js
index b68dc9c..dbfebdb 100644
--- a/danmu_api/apis/dandan-api.js
+++ b/danmu_api/apis/dandan-api.js
@@ -252,6 +252,7 @@ function checkEpisodeSatisfied(animesList, querySeason, queryEpisode, requestAni
   }
 
   let allSatisfied = true;
+  let anyPlatformHadData = false;
 
   for (const tPlat of targetPlatforms) {
     let isEpisodeSatisfied = false;
@@ -296,8 +297,9 @@ function checkEpisodeSatisfied(animesList, querySeason, queryEpisode, requestAni
     }
 
     if (!platformHasData) {
-      continue; 
+      continue;
     }
+    anyPlatformHadData = true;
 
     if (!isEpisodeSatisfied) {
       let totalValidEpisodes = 0;
@@ -311,6 +313,11 @@ function checkEpisodeSatisfied(animesList, querySeason, queryEpisode, requestAni
     }
   }
 
+  // 优先平台无匹配数据时回退到不区分平台重新检查全部可用数据
+  if (!anyPlatformHadData && targetPlatform) {
+    return checkEpisodeSatisfied(animesList, querySeason, queryEpisode, requestAnimeDetailsMap, null);
+  }
+
   return allSatisfied;
 }
 
@@ -1220,7 +1227,8 @@ function findCrossSeasonEpisodeMap(searchData, title, year, season, episode, pla
 
     if (absoluteMatch) {
       if (platform && getPlatformMatchScore(extractEpisodeTitle(absoluteMatch.episodeTitle), platform) === 0) {
-          break;
+          currentSeason++;
+          continue;
       }
       log("info", `[system] [spillover] 跨季溢出查找命中 (按绝对标题数字) -> 所在季：S${currentSeason} 集标题：${absoluteMatch.episodeTitle}`);
       bestRes = {
@@ -1234,7 +1242,8 @@ function findCrossSeasonEpisodeMap(searchData, title, year, season, episode, pla
     if (currentTargetEpisode <= allEps.length) {
       const targetEp = allEps[currentTargetEpisode - 1];
       if (platform && getPlatformMatchScore(extractEpisodeTitle(targetEp.episodeTitle), platform) === 0) {
-          break;
+          currentSeason++;
+          continue;
       }
       log("info", `[system] [spillover] 跨季溢出查找命中 (按相对排位计算) -> 所在季：S${currentSeason} 集标题：${targetEp.episodeTitle}`);
       bestRes = {
@@ -1359,6 +1368,14 @@ async function matchAniAndEp(season, episode, year, searchData, title, req, plat
         // 匹配集数
         matchedEpisode = findEpisodeByNumber(filteredEpisodes, episode, targetEpisode, platform);
 
+        // 当指定平台与候选动画源不匹配导致过滤后无匹配时，回退到不区分平台提取集数
+        if (!matchedEpisode && platform) {
+            const actualAnimePlatform = extractPlatformFromTitle(anime.animeTitle) || anime.source;
+            if (getPlatformMatchScore(actualAnimePlatform, platform) === 0) {
+                matchedEpisode = findEpisodeByNumber(filteredEpisodes, episode, targetEpisode, null);
+            }
+        }
+
         // 如果当前是用户的优选偏好，但由于平台配置限制导致未命中目标平台，则放宽条件无视平台限制提取集数
         if (!matchedEpisode && isPreferredAnime) {
             log("info", `[system] [match] 优选剧集未命中目标平台 ${platform}，放宽条件提取集数`);
@@ -1745,6 +1762,9 @@ export async function matchAnime(url, req, clientIp) {
         resAnime = __ret.resAnime;
         // 跨季集数顺延映射的结果不更新 lastSearch，防止无关番剧污染 lastSelectMap 偏好记录
         spilloverMatched = __ret.isSpillover;
+        if (resAnime) {
+          resData["isMatched"] = true;
+        }
       }
     }
 
diff --git a/danmu_api/utils/common-util.js b/danmu_api/utils/common-util.js
index 092c1d4..4798f4b 100644
--- a/danmu_api/utils/common-util.js
+++ b/danmu_api/utils/common-util.js
@@ -320,8 +320,9 @@ export function titleMatches(title, query, parsedSeason = null) {
     const titleSeason = getExplicitSeasonNumber(titleText);
 
     if (querySeason > 1) {
-      // 搜索指定续作(>1)时，标题必须明确包含该季度标识
-      if ((titleSeason || 1) !== querySeason) return false;
+      // 搜索指定续作(>1)时，仅当源标题明确包含季号时才校验季号一致性
+      // 源标题无季号的不分季长剧不应被此规则拦截，交由上游源处理器决定
+      if (titleSeason !== null && titleSeason !== querySeason) return false;
     } else if (querySeason === 1) {
       // 搜索第1季时，拦截明确标明为其他季度(如第2季、第3季)的结果
       if (titleSeason !== null && titleSeason !== 1) return false;
@@ -452,8 +453,8 @@ export function extractSeasonNumberFromAnimeTitle(animeTitle) {
 export function extractEpisodeNumberFromTitle(episodeTitle) {
   if (!episodeTitle) return null;
 
-  // 匹配格式：第1集、第01集、第10集等
-  const chineseMatch = episodeTitle.match(/第(\d+)集/);
+  // 匹配格式：第1集、第01集、第1话、第1回等
+  const chineseMatch = episodeTitle.match(/第(\d+)[集话回]/);
   if (chineseMatch) {
     return parseInt(chineseMatch[1], 10);
   }