Omega was sold as slave but was saved by robbers. (Beastman which van turn to have kids) Fell in love with one of them, insstead of returning home he stayed with him.
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.
Kuroki Kemono wa ai ni Otsu