diff --git a/internal/app/api/idl/bilibili_picture.go b/internal/app/api/idl/bilibili_picture.go
index a43d404..8a1805d 100644
--- a/internal/app/api/idl/bilibili_picture.go
+++ b/internal/app/api/idl/bilibili_picture.go
@@ -89,7 +89,7 @@ type BilibiliPicturesRecommendResp struct {
 }
 
 type BilibiliPictureRandomResp struct {
-	BilibiliDynamicPicture
+	BilibiliRandomPicture
 	DynamicURL string `json:"dynamic_url"`
 }
 type BilibiliDynamicDTO struct {
@@ -97,14 +97,25 @@ type BilibiliDynamicDTO struct {
 	Pictures  BilibiliDynamicPictures `json:"pictures"`
 	SentAt    uint64                  `json:"sent_at"`
 }
-
+type BilibiliRandomPictures []BilibiliRandomPicture
+type BilibiliRandomPicture struct {
+	Height    float64                    `json:"img_height"`
+	Size      float64                    `json:"img_size"`
+	Width     float64                    `json:"img_width"`
+	ImgSrc    string                     `json:"img_src"`
+	DynamicID uint64                     `json:"dynamic_id"`
+	Tags      []BilibiliRandomPictureTag `json:"tags"`
+}
+type BilibiliRandomPictureTag struct {
+	TagID   uint64 `json:"tag_id"`
+	TagName string `json:"tag_name"`
+}
 type BilibiliDynamicPictures []BilibiliDynamicPicture
 type BilibiliDynamicPicture struct {
-	Height    float64 `json:"img_height"`
-	Size      float64 `json:"img_size"`
-	Width     float64 `json:"img_width"`
-	ImgSrc    string  `json:"img_src"`
-	DynamicID uint64  `json:"dynamic_id"`
+	Height float64 `json:"img_height"`
+	Size   float64 `json:"img_size"`
+	Width  float64 `json:"img_width"`
+	ImgSrc string  `json:"img_src"`
 }
 
 type BilibiliDynamicTopicDetails []BilibiliDynamicTopicDetail
diff --git a/internal/app/api/service/bilbil_picture.go b/internal/app/api/service/bilbil_picture.go
index cb0b193..ff441ae 100644
--- a/internal/app/api/service/bilbil_picture.go
+++ b/internal/app/api/service/bilbil_picture.go
@@ -77,16 +77,26 @@ func (c *RandomPicsCache) flush() {
 		c.log.Error("randomPicsCache flush error ", zap.Error(err), zap.Time("time", now), zap.Int("list", len(list)))
 		return
 	}
-	pictures := make(idl.BilibiliDynamicPictures, 0)
+	pictures := make(idl.BilibiliRandomPictures, 0)
 	for i := range list {
+		tags := make([]idl.BilibiliRandomPictureTag, 0)
+		if list[i].TopicDetails != nil {
+			for _, v := range *list[i].TopicDetails {
+				tags = append(tags, idl.BilibiliRandomPictureTag{
+					TagID:   v.TopicID,
+					TagName: v.TopicName,
+				})
+			}
+		}
 		for j := range list[i].Pictures {
 			pictures = append(pictures,
-				idl.BilibiliDynamicPicture{
+				idl.BilibiliRandomPicture{
 					Height:    list[i].Pictures[j].Height,
 					Size:      list[i].Pictures[j].Size,
 					Width:     list[i].Pictures[j].Width,
 					ImgSrc:    list[i].Pictures[j].ImgSrc,
 					DynamicID: list[i].DynamicID,
+					Tags:      tags,
 				})
 		}
 	}
@@ -146,21 +156,21 @@ func (service *BilbilPicture) Recommend(ctx context.Context, req idl.BilibiliPic
 }
 
 func (service *BilbilPicture) Random(ctx context.Context) (*idl.BilibiliPictureRandomResp, error) {
+	now := time.Now()
+	rand.Seed(now.UnixNano())
 	if randomPicsCache.success {
 		value, ok := randomPicsCache.syncMap.Load(overall)
 		if ok {
-			pictures, ok := value.(idl.BilibiliDynamicPictures)
+			pictures, ok := value.(idl.BilibiliRandomPictures)
 			if ok && len(pictures) != 0 {
 				idx := rand.Intn(len(pictures))
 				resp := &idl.BilibiliPictureRandomResp{}
-				resp.BilibiliDynamicPicture = pictures[idx]
+				resp.BilibiliRandomPicture = pictures[idx]
 				resp.DynamicURL = fmt.Sprintf(DynamicURL, pictures[idx].DynamicID)
 				return resp, nil
 			}
 		}
 	}
-	now := time.Now()
-	rand.Seed(now.UnixNano())
 	tx := service.db.WithContext(ctx)
 	picRepository := repository.NewBilibiliPicture(tx)
 	list, err := picRepository.Random(rand.Float64())
@@ -170,15 +180,32 @@ func (service *BilbilPicture) Random(ctx context.Context) (*idl.BilibiliPictureR
 	if len(list) == 0 {
 		return nil, errRandomPictureNotFound
 	}
-	pictures := make(idl.BilibiliDynamicPictures, 0)
+	pictures := make(idl.BilibiliRandomPictures, 0)
 	for i := range list {
+		tags := make([]idl.BilibiliRandomPictureTag, 0)
+		if list[i].TopicDetails != nil {
+			for _, v := range *list[i].TopicDetails {
+				tags = append(tags, idl.BilibiliRandomPictureTag{
+					TagID:   v.TopicID,
+					TagName: v.TopicName,
+				})
+			}
+		}
 		for j := range list[i].Pictures {
-			pictures = append(pictures, list[i].Pictures[j])
+			pictures = append(pictures,
+				idl.BilibiliRandomPicture{
+					Height:    list[i].Pictures[j].Height,
+					Size:      list[i].Pictures[j].Size,
+					Width:     list[i].Pictures[j].Width,
+					ImgSrc:    list[i].Pictures[j].ImgSrc,
+					DynamicID: list[i].DynamicID,
+					Tags:      tags,
+				})
 		}
 	}
 	idx := rand.Intn(len(pictures))
 	resp := &idl.BilibiliPictureRandomResp{}
-	resp.BilibiliDynamicPicture = pictures[idx]
+	resp.BilibiliRandomPicture = pictures[idx]
 	resp.DynamicURL = fmt.Sprintf(DynamicURL, pictures[idx].DynamicID)
 	return resp, nil
 }
diff --git a/internal/repository/bilibili_picture.go b/internal/repository/bilibili_picture.go
index 0575bfc..5c77ac8 100644
--- a/internal/repository/bilibili_picture.go
+++ b/internal/repository/bilibili_picture.go
@@ -104,7 +104,7 @@ func (impl *BilibiliPictureMysqlImpl) Random(rand float64) (list []*idl.Bilibili
 		return nil, err
 	}
 	offset := math.Floor((pair.MaxId - pair.MinId) * rand)
-	err = conn.Where("id >= ?", uint64(pair.MinId+offset)).Select("dynamic_id,pictures").Limit(5).Find(&list).Error
+	err = conn.Where("id >= ?", uint64(pair.MinId+offset)).Select("dynamic_id,pictures,topic_details").Limit(5).Find(&list).Error
 	if err != nil {
 		return nil, err
 	}