diff --git a/apps/master-api/src/admin/routes.ts b/apps/master-api/src/admin/routes.ts
index f7ae348..bf065ed 100644
--- a/apps/master-api/src/admin/routes.ts
+++ b/apps/master-api/src/admin/routes.ts
@@ -164,8 +164,25 @@ export async function registerAdminRoutes(app: FastifyInstance, config: Config)
   });
 
   app.get("/api/v1/admin/streams", { preHandler: requireAdmin }, async () => {
+    const now = new Date();
+    // Drop expired rows so prefetch leftovers do not clutter the UI.
+    await prisma.playbackSession.updateMany({
+      where: {
+        status: "ACTIVE",
+        revoked: false,
+        absoluteExpiresAt: { lt: now },
+      },
+      data: { status: "EXPIRED" },
+    });
+
     const sessions = await prisma.playbackSession.findMany({
-      where: { status: "ACTIVE", revoked: false },
+      where: {
+        status: "ACTIVE",
+        revoked: false,
+        absoluteExpiresAt: { gt: now },
+        // Only show recently touched sessions (prefetch often never streams bytes).
+        lastActivity: { gt: new Date(now.getTime() - 15 * 60 * 1000) },
+      },
       include: {
         node: { select: { id: true, name: true } },
         mediaFile: {
diff --git a/apps/master-api/src/stremio/routes.ts b/apps/master-api/src/stremio/routes.ts
index 25c8f46..2a432d0 100644
--- a/apps/master-api/src/stremio/routes.ts
+++ b/apps/master-api/src/stremio/routes.ts
@@ -131,7 +131,8 @@ export async function registerStremioRoutes(app: FastifyInstance, config: Config
     return { streams };
   });
 
-  // Lazy session: create on play so the token is fresh; redirect to node stream URL.
+  // Lazy session: create on GET play so the token is fresh; redirect to node stream URL.
+  // HEAD is treated as a probe — do not create a session (Stremio binge/prefetch uses HEAD/GET).
   app.route({
     method: ["GET", "HEAD"],
     url: "/stremio/:token/play/:mediaFileId",
@@ -142,9 +143,23 @@ export async function registerStremioRoutes(app: FastifyInstance, config: Config
         return reply.status(401).send({ error: "Invalid addon token" });
       }
 
+      if (request.method === "HEAD") {
+        const mediaFile = await prisma.mediaFile.findUnique({
+          where: { id: mediaFileId },
+          include: { node: true },
+        });
+        if (
+          !mediaFile?.available ||
+          mediaFile.node.revoked ||
+          mediaFile.node.status !== "ONLINE"
+        ) {
+          return reply.status(404).send();
+        }
+        return reply.status(200).send();
+      }
+
       try {
         const session = await playback.createSession(mediaFileId, userId);
-        // 307 keeps method; Stremio/external players follow to the node.
         return reply.redirect(307, session.streamUrl);
       } catch (err) {
         const message = err instanceof Error ? err.message : "Playback unavailable";
@@ -362,7 +377,6 @@ async function getStreams(
         url: playback.resolveStreamUrl(addonToken, file.id),
         behaviorHints: {
           notWebReady: true,
-          bingeGroup: `mc-movie-${movie.id}`,
         },
       });
     }
@@ -409,7 +423,6 @@ async function getStreams(
         url: playback.resolveStreamUrl(addonToken, file.id),
         behaviorHints: {
           notWebReady: true,
-          bingeGroup: `mc-series-${series.id}-S${seasonNumber}`,
         },
       });
     }