diff --git a/db/db.go b/db/db.go
index 4388622..d82cc8b 100644
--- a/db/db.go
+++ b/db/db.go
@@ -159,6 +159,15 @@ func (c *Client) GetMediaWatchlist(mediaType media.MediaType) []*ent.Media {
 	return list
 }
 
+func (c *Client) GetEpisode(seriesId, seasonNum, episodeNum int) (*ent.Episode, error) {
+	return c.ent.Episode.Query().Where(episode.MediaID(seriesId), episode.SeasonNumber(seasonNum),
+		episode.EpisodeNumber(episodeNum)).First(context.TODO())
+}
+
+func (c *Client) UpdateEpiode(episodeId int, name, overview string) error {
+	return c.ent.Episode.Update().Where(episode.ID(episodeId)).SetTitle(name).SetOverview(overview).Exec(context.TODO())
+}
+
 type MediaDetails struct {
 	*ent.Media
 	Episodes []*ent.Episode `json:"episodes"`
diff --git a/server/scheduler.go b/server/scheduler.go
index 501e629..05a08a7 100644
--- a/server/scheduler.go
+++ b/server/scheduler.go
@@ -20,6 +20,7 @@ import (
 func (s *Server) scheduler() {
 	s.mustAddCron("@every 1m", s.checkTasks)
 	//s.mustAddCron("@every 1h", s.checkAllFiles)
+	s.mustAddCron("@every 1h", s.downloadTvSeries)
 	s.cron.Start()
 }
 
@@ -58,15 +59,15 @@ func (s *Server) moveCompletedTask(id int) (err error) {
 	}
 	s.db.SetHistoryStatus(r.ID, history.StatusUploading)
 
-	defer func ()  {
+	defer func() {
 		if err != nil {
 			s.db.SetHistoryStatus(r.ID, history.StatusFail)
 			if r.EpisodeID != 0 {
 				s.db.SetEpisodeStatus(r.EpisodeID, episode.StatusMissing)
 			}
-			
+
 		} else {
-			delete(s.tasks, r.ID)	
+			delete(s.tasks, r.ID)
 			s.db.SetHistoryStatus(r.ID, history.StatusSuccess)
 			if r.EpisodeID != 0 {
 				s.db.SetEpisodeStatus(r.EpisodeID, episode.StatusDownloaded)
@@ -208,3 +209,41 @@ type Task struct {
 	//Processing bool
 	pkg.Torrent
 }
+
+func (s *Server) downloadTvSeries() {
+	log.Infof("begin check all tv series resources")
+	allSeries := s.db.GetMediaWatchlist(media.MediaTypeTv)
+	for _, series := range allSeries {
+		detail, err := s.MustTMDB().GetTvDetails(series.TmdbID, s.language)
+		if err != nil {
+			log.Errorf("get tv details error: %v", err)
+			continue
+		}
+
+		lastEpisode, err := s.db.GetEpisode(series.ID, detail.LastEpisodeToAir.SeasonNumber, detail.LastEpisodeToAir.EpisodeNumber)
+		if err != nil {
+			log.Errorf("get last episode error: %v", err)
+			continue
+		}
+		if lastEpisode.Title != detail.LastEpisodeToAir.Name {
+			s.db.UpdateEpiode(lastEpisode.ID, detail.LastEpisodeToAir.Name, detail.LastEpisodeToAir.Overview)
+		}
+		if lastEpisode.Status  == episode.StatusMissing {
+			name, err := s.searchAndDownload(series.ID, lastEpisode.SeasonNumber, lastEpisode.EpisodeNumber)
+			if err != nil {
+				log.Infof("cannot find resource to download for %s: %v", lastEpisode.Title, err)
+			} else {
+				log.Infof("begin download torrent resource: %v",name)
+			}
+		}
+
+		nextEpisode, err := s.db.GetEpisode(series.ID, detail.NextEpisodeToAir.SeasonNumber, detail.NextEpisodeToAir.EpisodeNumber)
+		if err == nil {
+			if nextEpisode.Title != detail.NextEpisodeToAir.Name {
+				s.db.UpdateEpiode(nextEpisode.ID, detail.NextEpisodeToAir.Name, detail.NextEpisodeToAir.Overview)
+				log.Errorf("updated next episode name to %v", detail.NextEpisodeToAir.Name)
+			}
+		}
+
+	}
+}
diff --git a/server/watchlist.go b/server/watchlist.go
index 7ea30d0..0bd3449 100644
--- a/server/watchlist.go
+++ b/server/watchlist.go
@@ -117,6 +117,10 @@ func (s *Server) AddTv2Watchlist(c *gin.Context) (interface{}, error) {
 		if err := s.downloadPoster(detail.PosterPath, r.ID); err != nil {
 			log.Errorf("download poster error: %v", err)
 		}
+		if err := s.downloadBackdrop(detail.BackdropPath, r.ID,); err != nil {
+			log.Errorf("download poster error: %v", err)
+		}
+
 	}()
 
 	log.Infof("add tv %s to watchlist success", detail.Name)
@@ -164,6 +168,9 @@ func (s *Server) AddMovie2Watchlist(c *gin.Context) (interface{}, error) {
 		if err := s.downloadPoster(detail.PosterPath, r.ID); err != nil {
 			log.Errorf("download poster error: %v", err)
 		}
+		if err := s.downloadBackdrop(detail.BackdropPath, r.ID); err != nil {
+			log.Errorf("download backdrop error: %v", err)
+		}
 	}()
 
 	log.Infof("add movie %s to watchlist success", detail.Title)
@@ -171,18 +178,28 @@ func (s *Server) AddMovie2Watchlist(c *gin.Context) (interface{}, error) {
 
 }
 
+func (s *Server) downloadBackdrop(path string, mediaID int) error {
+	url := "https://image.tmdb.org/t/p/original" + path
+	return s.downloadImage(url, mediaID, "backdrop.ipg")
+}
+
 func (s *Server) downloadPoster(path string, mediaID int) error {
-	var tmdbImgBaseUrl = "https://image.tmdb.org/t/p/w500/"
-	url := tmdbImgBaseUrl + path
-	log.Infof("try to download poster: %v", url)
+	var url = "https://image.tmdb.org/t/p/original" + path
+
+	return s.downloadImage(url, mediaID, "poster.ipg")
+}
+
+func (s *Server) downloadImage(url string, mediaID int, name string) error {
+
+	log.Infof("try to download image: %v", url)
 	var resp, err = http.Get(url)
 	if err != nil {
 		return errors.Wrap(err, "http get")
 	}
 	targetDir := fmt.Sprintf("%v/%d", db.ImgPath, mediaID)
 	os.MkdirAll(targetDir, 0777)
-	ext := filepath.Ext(path)
-	targetFile := filepath.Join(targetDir, "poster"+ext)
+	//ext := filepath.Ext(path)
+	targetFile := filepath.Join(targetDir, name)
 	f, err := os.Create(targetFile)
 	if err != nil {
 		return errors.Wrap(err, "new file")
@@ -192,8 +209,9 @@ func (s *Server) downloadPoster(path string, mediaID int) error {
 	if err != nil {
 		return errors.Wrap(err, "copy http response")
 	}
-	log.Infof("poster successfully downlaoded: %v", targetFile)
+	log.Infof("image successfully downlaoded: %v", targetFile)
 	return nil
+
 }
 
 func (s *Server) GetTvWatchlist(c *gin.Context) (interface{}, error) {