Her mother left her at her uncle's house and forgot her all this time, and is treated with abuse. Her only friend is a bird - whom you will later find out to be... (Not telling you...)
You may feel your favorite manga should be gathered together into distinct categories for your own reference and, now, you can do this with a LIST. After you've created your list or lists, you can proudly recommend them to other manga fans to showcase and share your taste in manga.
Sekai Oni