Chapter 1

Sanemi Shinazugawa kept his younger brother Genha safe from monster but when he becomes one.It's Sanemi Job to keep him safe from both humans and monster.

Sanemi only 19 and a demon slayer comes home to visit only to find his family slaughtered and his younger brother a demon.He's been protecting Genya for 2 years now what happens when they run into a trouble and are caught by the corps.

(Ok so they hashira will still be the same except Sabito is the mist hashira and Genya is 14 and Sanemi 19 Kanae is 18 Muichiro and Yuichiro are alive and are 14 aswell Senjuro is 14 aswell and Sabito is 20)