diff --git a/app/controllers/book_verify.py b/app/controllers/book_verify.py
index 00ed31e..5f0aa55 100644
--- a/app/controllers/book_verify.py
+++ b/app/controllers/book_verify.py
@@ -61,9 +61,7 @@ def book_validator() -> Response | None:
             flash("Subcollection not found", "danger")
             return redirect(
                 url_for(
-                    "book.sub_collection_view",
-                    book_id=book_id,
-                    collection_id=collection_id,
+                    "book.collection_view", book_id=book_id, collection_id=collection_id
                 )
             )
 
diff --git a/app/templates/book/qa_view.html b/app/templates/book/qa_view.html
index 9393137..1565951 100644
--- a/app/templates/book/qa_view.html
+++ b/app/templates/book/qa_view.html
@@ -191,7 +191,7 @@
           </dt>
         </div>
         <div class="p-5 m-3">
-          {% for child in comment.children %}
+          {% for child in comment.children if not child.is_deleted %}
             <div class="p-5 mb-2 flex justify-between items-end bg-slate-100 dark:bg-slate-600 rounded-lg">
               <div class="ql-snow">
                 <div class="inline-block mb-4 ql-editor-readonly !p-0">
diff --git a/app/views/book/collection.py b/app/views/book/collection.py
index 0cbce44..e16e46b 100644
--- a/app/views/book/collection.py
+++ b/app/views/book/collection.py
@@ -32,12 +32,6 @@ def collection_view(book_id: int):
         )
 
 
-@bp.route("/<int:book_id>/<int:collection_id>/subcollections", methods=["GET"])
-def sub_collection_view(book_id: int, collection_id: int):
-    # TODO REMOVE ME
-    return {"REMOVE ME": "REMOVE ME"}
-
-
 @bp.route("/<int:book_id>/create_collection", methods=["POST"])
 @bp.route("/<int:book_id>/<int:collection_id>/create_sub_collection", methods=["POST"])
 @register_book_verify_route(bp.name)
diff --git a/app/views/book/comment.py b/app/views/book/comment.py
index 41ea4e0..53d2011 100644
--- a/app/views/book/comment.py
+++ b/app/views/book/comment.py
@@ -74,16 +74,10 @@ def create_comment(
         return redirect(redirect_url)
 
 
-@bp.route(
-    "/<int:book_id>/<int:interpretation_id>/comment_delete",
-    methods=["POST"],
-)
+@bp.route("/<int:book_id>/<int:interpretation_id>/comment_delete", methods=["POST"])
 @register_book_verify_route(bp.name)
 @login_required
-def comment_delete(
-    book_id: int,
-    interpretation_id: int,
-):
+def comment_delete(book_id: int, interpretation_id: int):
     redirect_url = url_for(
         "book.qa_view", book_id=book_id, interpretation_id=interpretation_id
     )