diff --git a/data/src/main/kotlin/com/miruplay/tv/data/repository/MetadataRepositoryImpl.kt b/data/src/main/kotlin/com/miruplay/tv/data/repository/MetadataRepositoryImpl.kt
index 8484e3d2..5e0e2c33 100644
--- a/data/src/main/kotlin/com/miruplay/tv/data/repository/MetadataRepositoryImpl.kt
+++ b/data/src/main/kotlin/com/miruplay/tv/data/repository/MetadataRepositoryImpl.kt
@@ -12,6 +12,7 @@ import com.miruplay.tv.model.Anime
 import com.miruplay.tv.model.DramaSeries
 import com.miruplay.tv.model.Episode
 import com.miruplay.tv.model.MetadataProviderRef
+import com.miruplay.tv.model.distinctSeasonEpisodeCount
 import com.miruplay.tv.model.normalizedMetadataBinding
 import com.miruplay.tv.repository.dramaSeriesCacheKey
 import com.miruplay.tv.repository.toLegacyCachedDramaMetadata
@@ -109,7 +110,7 @@ class MetadataRepositoryImpl @Inject constructor(
             // Also update episode count in cached anime metadata
             animeDao.getById(animeId)?.let { animeEntity ->
                 animeDao.insert(animeEntity.copy(
-                    episodeCount = episodes.size,
+                    episodeCount = episodes.distinctSeasonEpisodeCount(),
                     lastUpdated = System.currentTimeMillis()
                 ))
             }
@@ -205,7 +206,11 @@ private fun AnimeEntity.toDomain(episodeEntities: List<EpisodeEntity>): Anime {
         } ?: emptyList(),
         studio = studio,
         director = director,
-        episodeCount = episodeEntities.size.takeIf { it > 0 } ?: episodeCount,
+        episodeCount = episodeEntities
+            .map(EpisodeEntity::toDomain)
+            .distinctSeasonEpisodeCount()
+            .takeIf { it > 0 }
+            ?: episodeCount,
         airDate = airDate,
         rating = rating,
         bangumiId = bangumiId?.toIntOrNull(),
diff --git a/data/src/test/kotlin/com/miruplay/tv/data/repository/MetadataRepositoryImplTest.kt b/data/src/test/kotlin/com/miruplay/tv/data/repository/MetadataRepositoryImplTest.kt
index 5b7c0007..1149c9de 100644
--- a/data/src/test/kotlin/com/miruplay/tv/data/repository/MetadataRepositoryImplTest.kt
+++ b/data/src/test/kotlin/com/miruplay/tv/data/repository/MetadataRepositoryImplTest.kt
@@ -300,6 +300,24 @@ class MetadataRepositoryImplTest {
         assertEquals(1, cached.first { it.id == "anime-b" }.episodeCount)
     }
 
+    @Test
+    fun `getCachedMetadata collection should count logical episodes instead of files`() = runBlocking {
+        repository.cacheMetadata(createTestAnime(id = "anime-a", title = "Anime A"))
+        val episodes = listOf(
+            createTestEpisode(id = "ep-1-web", animeId = "anime-a", episodeNumber = 1),
+            createTestEpisode(id = "ep-1-bd", animeId = "anime-a", episodeNumber = 1),
+            createTestEpisode(id = "ep-2", animeId = "anime-a", episodeNumber = 2),
+            createTestEpisode(id = "s2-ep-1", animeId = "anime-a", seasonNumber = 2, episodeNumber = 1),
+        )
+
+        repository.cacheEpisodes("anime-a", episodes)
+        val cached = repository.getCachedMetadata(listOf("anime-a")).getOrNull()!!.single()
+
+        assertEquals(3, cached.episodeCount)
+        assertEquals(3, animeDao.getById("anime-a")?.episodeCount)
+        assertEquals(4, repository.getCachedEpisodes("anime-a").getOrNull()!!.size)
+    }
+
     @Test
     fun `getCachedMetadata collection should keep stale anime`() = runBlocking {
         repository.cacheMetadata(createTestAnime(id = "fresh-anime"))
diff --git a/repository-api/src/main/kotlin/com/miruplay/tv/repository/MediaIndexPosterGrouping.kt b/repository-api/src/main/kotlin/com/miruplay/tv/repository/MediaIndexPosterGrouping.kt
index a1297064..eb0bd0c4 100644
--- a/repository-api/src/main/kotlin/com/miruplay/tv/repository/MediaIndexPosterGrouping.kt
+++ b/repository-api/src/main/kotlin/com/miruplay/tv/repository/MediaIndexPosterGrouping.kt
@@ -10,6 +10,15 @@ data class MediaIndexPosterGroup(
     val entries: List<MediaIndexEntry>,
     val animeId: String = entries.posterGroupAnimeId(mergeSameAnimeEnabled = false),
 ) {
+    val episodeCount: Int = entries
+        .asSequence()
+        .filterNot(MediaIndexEntry::isSeriesExtra)
+        .distinctBy { entry ->
+            entry.episodeNumber?.let { episodeNumber ->
+                (entry.seasonNumber ?: 1) to episodeNumber
+            } ?: entry.path
+        }
+        .count()
     val primaryEntry: MediaIndexEntry =
         entries
             .filterNot(MediaIndexEntry::isSeriesExtra)
@@ -24,7 +33,6 @@ data class MediaIndexPosterGroup(
             ?: entry.animeName?.takeIf { it.isNotBlank() }?.let { "title:${it.lowercase()}" }
     }
     val subtitle: String = buildString {
-        val episodeCount = entries.count { !it.isSeriesExtra() }
         append(episodeCount)
         append(" episode")
         if (episodeCount != 1) append('s')
@@ -65,7 +73,7 @@ fun MediaIndexPosterGroup.toIndexedAnime(): Anime =
     Anime(
         id = animeId,
         title = title,
-        episodeCount = entries.count { !it.isSeriesExtra() },
+        episodeCount = episodeCount,
         summary = primaryEntry.plot.orEmpty(),
     )
 
diff --git a/repository-api/src/test/kotlin/com/miruplay/tv/repository/LibraryAnimeResolverTest.kt b/repository-api/src/test/kotlin/com/miruplay/tv/repository/LibraryAnimeResolverTest.kt
index 75e14fc6..a037e622 100644
--- a/repository-api/src/test/kotlin/com/miruplay/tv/repository/LibraryAnimeResolverTest.kt
+++ b/repository-api/src/test/kotlin/com/miruplay/tv/repository/LibraryAnimeResolverTest.kt
@@ -156,6 +156,7 @@ class LibraryAnimeResolverTest {
                 sourceId = 1L,
                 path = "D:/Anime/Show/S1E01.mkv",
                 animeName = "Show Season 1",
+                seasonNumber = 1,
                 episodeNumber = 1,
                 metadataId = "bgm-1",
                 metadataTitle = "Shared Show",
@@ -164,6 +165,7 @@ class LibraryAnimeResolverTest {
                 sourceId = 1L,
                 path = "D:/Anime/Show/S2E01.mkv",
                 animeName = "Show Season 2",
+                seasonNumber = 2,
                 episodeNumber = 1,
                 metadataId = "bgm-1",
                 metadataTitle = "Shared Show",
diff --git a/repository-api/src/test/kotlin/com/miruplay/tv/repository/MediaIndexPosterGroupingTest.kt b/repository-api/src/test/kotlin/com/miruplay/tv/repository/MediaIndexPosterGroupingTest.kt
index 598cb0db..8385cbef 100644
--- a/repository-api/src/test/kotlin/com/miruplay/tv/repository/MediaIndexPosterGroupingTest.kt
+++ b/repository-api/src/test/kotlin/com/miruplay/tv/repository/MediaIndexPosterGroupingTest.kt
@@ -49,6 +49,20 @@ class MediaIndexPosterGroupingTest {
         assertEquals(0, extrasOnly.toIndexedAnime().episodeCount)
     }
 
+    @Test
+    fun `poster episode count groups multiple files for the same episode`() {
+        val group = listOf(
+            MediaIndexEntry(sourceId = 1, path = "show/WEB/S01E01.mkv", animeName = "Show", seasonNumber = 1, episodeNumber = 1),
+            MediaIndexEntry(sourceId = 1, path = "show/BD/S01E01.mkv", animeName = "Show", seasonNumber = 1, episodeNumber = 1),
+            MediaIndexEntry(sourceId = 1, path = "show/WEB/S01E02.mkv", animeName = "Show", seasonNumber = 1, episodeNumber = 2),
+            MediaIndexEntry(sourceId = 1, path = "show/WEB/S02E01.mkv", animeName = "Show", seasonNumber = 2, episodeNumber = 1),
+        ).toMediaIndexPosterGroups().single()
+
+        assertEquals("3 episodes · S1", group.subtitle)
+        assertEquals(3, group.toIndexedAnime().episodeCount)
+        assertEquals(4, group.entries.size)
+    }
+
     @Test
     fun `poster groups can merge entries that share external metadata`() {
         val entries = listOf(