diff --git a/catalog/common/models.py b/catalog/common/models.py
index 03d223a3..825f16f5 100644
--- a/catalog/common/models.py
+++ b/catalog/common/models.py
@@ -240,6 +240,7 @@ class ItemSchema(ItemInSchema, BaseSchema):
 class Item(SoftDeleteMixin, PolymorphicModel):
     url_path = None  # subclass must specify this
     type = None  # subclass must specify this
+    parent_class = None  # subclass may specify this to allow create child item
     category = None  # subclass must specify this
     demonstrative = None  # subclass must specify this
     uid = models.UUIDField(default=uuid.uuid4, editable=False, db_index=True)
@@ -307,6 +308,9 @@ class Item(SoftDeleteMixin, PolymorphicModel):
     def parent_item(self):
         return None
 
+    def set_parent_item(self, value):
+        raise ValueError("cannot set parent item")
+
     @property
     def parent_uuid(self):
         return self.parent_item.uuid if self.parent_item else None
diff --git a/catalog/performance/models.py b/catalog/performance/models.py
index 15566261..4ddbe861 100644
--- a/catalog/performance/models.py
+++ b/catalog/performance/models.py
@@ -34,6 +34,7 @@ _ACTOR_SCHEMA = {
 
 class Performance(Item):
     type = ItemType.Performance
+    child_class = "PerformanceProduction"
     category = ItemCategory.Performance
     url_path = "performance"
     demonstrative = _("这部剧作")
@@ -300,9 +301,13 @@ class PerformanceProduction(Item):
     def parent_item(self):
         return self.show
 
+    def set_parent_item(self, value):
+        print("set", value)
+        self.show = value
+
     @property
     def display_title(self):
-        return f"{self.show.title} {self.title}"
+        return f"{self.show.title if self.show else '♢'} {self.title}"
 
     @property
     def cover_image_url(self):
@@ -310,6 +315,8 @@ class PerformanceProduction(Item):
             self.cover.url
             if self.cover and self.cover != DEFAULT_ITEM_COVER
             else self.show.cover_image_url
+            if self.show
+            else None
         )
 
     def update_linked_items_from_external_resource(self, resource):
diff --git a/catalog/templates/_sidebar_edit.html b/catalog/templates/_sidebar_edit.html
index 7ff10187..2869b488 100644
--- a/catalog/templates/_sidebar_edit.html
+++ b/catalog/templates/_sidebar_edit.html
@@ -29,6 +29,15 @@
         </div>
       </details>
     {% endfor %}
+    {% if item.child_class %}
+      <details>
+        <summary>{% trans '新建子条目' %}</summary>
+        <form method="get" action="{% url 'catalog:create' item.child_class %}">
+          <input name="parent" type=hidden value="{{ item.uuid }}">
+          <input class="contrast" type="submit" value="{{ item.child_class }}">
+        </form>
+      </details>
+    {% endif %}
     {% if item.class_name == "movie" or item.class_name == "tvshow" %}
       <details>
         <summary>{% trans '切换分类' %}</summary>
diff --git a/catalog/templates/catalog_edit.html b/catalog/templates/catalog_edit.html
index 661b1122..f9e2fa3e 100644
--- a/catalog/templates/catalog_edit.html
+++ b/catalog/templates/catalog_edit.html
@@ -38,8 +38,7 @@
       <div class="grid__main">
         {% if item.is_deleted %}<i>条目已被删除</i>{% endif %}
         {% if item.merged_to_item %}<i>条目已被合并</i>{% endif %}
-        <form action="{{ submit_url }}"
-              method="post"
+        <form method="post"
               enctype="multipart/form-data"
               _=" init set .rjf-add-button's innerHTML to '➕' end">
           {% csrf_token %}
diff --git a/catalog/templates/search_sidebar.html b/catalog/templates/search_sidebar.html
index fa83d3b6..5185545c 100644
--- a/catalog/templates/search_sidebar.html
+++ b/catalog/templates/search_sidebar.html
@@ -20,25 +20,25 @@
     <p>当然也可以手工创建条目：</p>
     <ul>
       <li>
-        <a href="{% url 'catalog:create' 'Edition' %}">{% trans '添加图书' %}</a>
+        <a href="{% url 'catalog:create' 'Edition' %}?title={{ request.GET.q | default:'' }}">{% trans '添加图书' %}</a>
       </li>
       <li>
-        <a href="{% url 'catalog:create' 'Movie' %}">{% trans '添加电影' %}</a>
+        <a href="{% url 'catalog:create' 'Movie' %}?title={{ request.GET.q | default:'' }}">{% trans '添加电影' %}</a>
       </li>
       <li>
-        <a href="{% url 'catalog:create' 'TVShow' %}">{% trans '添加剧集' %}</a>
+        <a href="{% url 'catalog:create' 'TVShow' %}?title={{ request.GET.q | default:'' }}">{% trans '添加电视剧集' %}</a>
       </li>
       <li>
-        <a href="{% url 'catalog:create' 'Podcast' %}">{% trans '添加播客' %}</a>
+        <a href="{% url 'catalog:create' 'Podcast' %}?title={{ request.GET.q | default:'' }}">{% trans '添加播客' %}</a>
       </li>
       <li>
-        <a href="{% url 'catalog:create' 'Album' %}">{% trans '添加专辑' %}</a>
+        <a href="{% url 'catalog:create' 'Album' %}?title={{ request.GET.q | default:'' }}">{% trans '添加音乐专辑' %}</a>
       </li>
       <li>
-        <a href="{% url 'catalog:create' 'Game' %}">{% trans '添加游戏' %}</a>
+        <a href="{% url 'catalog:create' 'Game' %}?title={{ request.GET.q | default:'' }}">{% trans '添加游戏' %}</a>
       </li>
       <li>
-        <a href="{% url 'catalog:create' 'Performance' %}">{% trans '添加剧目' %}</a>
+        <a href="{% url 'catalog:create' 'Performance' %}?title={{ request.GET.q | default:'' }}">{% trans '添加表演或戏剧作品' %}</a>
       </li>
     </ul>
   </article>
diff --git a/catalog/tv/models.py b/catalog/tv/models.py
index 3b407df0..e3c7496b 100644
--- a/catalog/tv/models.py
+++ b/catalog/tv/models.py
@@ -72,6 +72,7 @@ class TVSeasonSchema(TVSeasonInSchema, BaseSchema):
 
 class TVShow(Item):
     type = ItemType.TVShow
+    child_class = "TVSeason"
     category = ItemCategory.TV
     url_path = "tv"
     demonstrative = _("这部剧集")
@@ -351,6 +352,9 @@ class TVSeason(Item):
     def parent_item(self):
         return self.show
 
+    def set_parent_item(self, value):
+        self.show = value
+
 
 class TVEpisode(Item):
     category = ItemCategory.TV
diff --git a/catalog/views.py b/catalog/views.py
index 84b4c49a..069183dd 100644
--- a/catalog/views.py
+++ b/catalog/views.py
@@ -124,11 +124,15 @@ def retrieve(request, item_path, item_uuid):
 
 @login_required
 def create(request, item_model):
+    form_cls = CatalogForms.get(item_model)
+    if not form_cls:
+        raise BadRequest("Invalid item type")
     if request.method == "GET":
-        form_cls = CatalogForms.get(item_model)
-        if not form_cls:
-            raise BadRequest()
-        form = form_cls()
+        form = form_cls(
+            initial={
+                "title": request.GET.get("title", ""),
+            }
+        )
         return render(
             request,
             "catalog_edit.html",
@@ -137,19 +141,27 @@ def create(request, item_model):
             },
         )
     elif request.method == "POST":
-        form_cls = CatalogForms.get(item_model)
-        if not form_cls:
-            raise BadRequest()
         form = form_cls(request.POST, request.FILES)
+        parent = None
+        if request.GET.get("parent", ""):
+            parent = get_object_or_404(
+                Item, uid=get_uuid_or_404(request.GET.get("parent", ""))
+            )
+            if parent.child_class != form.instance.__class__.__name__:
+                raise BadRequest(
+                    f"Invalid parent type: {form.instance.__class__} -> {parent.__class__}"
+                )
         if form.is_valid():
             form.instance.last_editor = request.user
             form.instance.edited_time = timezone.now()
+            if parent:
+                form.instance.set_parent_item(parent)
             form.instance.save()
             return redirect(form.instance.url)
         else:
             raise BadRequest(form.errors)
     else:
-        raise BadRequest()
+        raise BadRequest("Invalid request method")
 
 
 @login_required