diff --git a/catalog/common/models.py b/catalog/common/models.py
index d99a3098..2528a120 100644
--- a/catalog/common/models.py
+++ b/catalog/common/models.py
@@ -308,6 +308,10 @@ class Item(SoftDeleteMixin, PolymorphicModel):
     def parent_item(self):
         return None
 
+    @property
+    def child_items(self):
+        return []
+
     def set_parent_item(self, value):
         raise ValueError("cannot set parent item")
 
diff --git a/catalog/performance/models.py b/catalog/performance/models.py
index 78c47ea4..d231774b 100644
--- a/catalog/performance/models.py
+++ b/catalog/performance/models.py
@@ -225,6 +225,10 @@ class Performance(Item):
     def crew_by_role(self):
         return _crew_by_role(self.crew)
 
+    @property
+    def child_items(self):
+        return self.all_productions
+
 
 class PerformanceProduction(Item):
     type = ItemType.PerformanceProduction
diff --git a/catalog/templates/item_comments.html b/catalog/templates/item_comments.html
index f957a598..c4118b0b 100644
--- a/catalog/templates/item_comments.html
+++ b/catalog/templates/item_comments.html
@@ -26,7 +26,6 @@
         <a href="{% url 'journal:user_profile' comment.owner.mastodon_username %}"
            class="nickname"
            title="@{{ comment.owner.mastodon_username }}">{{ comment.owner.display_name }}</a>
-        {% if comment.focus_item %}<a href="{{ comment.focus_item.url }}">{{ comment.focus_item.title }}</a>{% endif %}
       </span>
       <span class="action inline">
         <span class="timestamp">
@@ -34,6 +33,8 @@
           {{ comment.mark.action_label }}
         </span>
       </span>
+      {% if comment.focus_item %}<a href="{{ comment.focus_item.url }}">{{ comment.focus_item.title }}</a>{% endif %}
+      {% if comment.item != item %}<a href="{{ comment.item.url }}">{{ comment.item.title }}</a>{% endif %}
       <div>{{ comment.html|safe }}</div>
     </section>
   {% else %}
diff --git a/catalog/templates/item_reviews.html b/catalog/templates/item_reviews.html
index 99ad4075..67c54ffb 100644
--- a/catalog/templates/item_reviews.html
+++ b/catalog/templates/item_reviews.html
@@ -30,6 +30,8 @@
       <span class="action inline">
         <span class="timestamp">{{ review.created_time|date }}</span>
       </span>
+      评论
+      {% if review.item != item %}<a href="{{ review.item.url }}">{{ review.item.title }}</a>{% endif %}
       <div>
         <span>
           <a href="{% url 'journal:review_retrieve' review.uuid %}">{{ review.title }}</a>
diff --git a/catalog/tv/models.py b/catalog/tv/models.py
index e0c7b064..2a4498cd 100644
--- a/catalog/tv/models.py
+++ b/catalog/tv/models.py
@@ -210,6 +210,10 @@ class TVShow(Item):
             .filter(is_deleted=False, merged_to_item=None)
         )
 
+    @property
+    def child_items(self):
+        return self.all_seasons
+
 
 class TVSeason(Item):
     type = ItemType.TVSeason
diff --git a/catalog/views.py b/catalog/views.py
index 69caab1a..f6d9e3ca 100644
--- a/catalog/views.py
+++ b/catalog/views.py
@@ -371,7 +371,8 @@ def comments(request, item_path, item_uuid):
     item = get_object_or_404(Item, uid=get_uuid_or_404(item_uuid))
     if not item:
         raise Http404()
-    queryset = Comment.objects.filter(item=item).order_by("-created_time")
+    ids = [i.id for i in item.child_items] + [item.id]
+    queryset = Comment.objects.filter(item_id__in=ids).order_by("-created_time")
     queryset = queryset.filter(query_visible(request.user))
     before_time = request.GET.get("last")
     if before_time:
@@ -380,6 +381,7 @@ def comments(request, item_path, item_uuid):
         request,
         "item_comments.html",
         {
+            "item": item,
             "comments": queryset[:11],
         },
     )
@@ -390,7 +392,8 @@ def reviews(request, item_path, item_uuid):
     item = get_object_or_404(Item, uid=get_uuid_or_404(item_uuid))
     if not item:
         raise Http404()
-    queryset = Review.objects.filter(item=item).order_by("-created_time")
+    ids = [i.id for i in item.child_items] + [item.id]
+    queryset = Review.objects.filter(item_id__in=ids).order_by("-created_time")
     queryset = queryset.filter(query_visible(request.user))
     before_time = request.GET.get("last")
     if before_time:
@@ -399,6 +402,7 @@ def reviews(request, item_path, item_uuid):
         request,
         "item_reviews.html",
         {
+            "item": item,
             "reviews": queryset[:11],
         },
     )
diff --git a/journal/models.py b/journal/models.py
index 6a25a674..ac52fc32 100644
--- a/journal/models.py
+++ b/journal/models.py
@@ -333,7 +333,8 @@ class Rating(Content):
 
     @staticmethod
     def get_rating_for_item(item):
-        stat = Rating.objects.filter(item=item, grade__isnull=False).aggregate(
+        ids = [i.id for i in item.child_items] + [item.id]
+        stat = Rating.objects.filter(item_id__in=ids, grade__isnull=False).aggregate(
             average=Avg("grade"), count=Count("item")
         )
         return round(stat["average"], 1) if stat["count"] >= MIN_RATING_COUNT else None