Read manga: Avian Wander

manga
Genres: Action ; Adventure ; Fantasy ; Josei ; Seinen
Artists: Ogaki Chika
Status: ongoing
Updated at: Aug 25, 2019
Summary:

Frederica, the older sister. She contracts a demon, hunts the souls of the wicked, and sends them to hell. She is the silver seal.Howly, the younger brother. He was given his life by a demon, according to his sister's wish. He serves and protects the silver seal. He is the warrior seal.What will the world give to them...