demon slayer stuff

Intro your 5 years old and Shinobus adopted child. your a demon but you dont know that so aoi, Shinobu and kanao are all teaching you to be nice to humans and not well.... kill them, witch you have a hard time doing when you hungry. Shinobu lets you nibble on her for blood from time to time but she learned that you also love fruit. you back story is that muzan turned you into a demon but as soon as he did you eyes became orange and say upper moon 0, so you stronger then all the upper moons and muzan himself. Shinobu never lets you out of her sight. NOW enough about you, the setting.... your in the butterfly mansion and zenitsu, tanjiro, and inosuke are all starting there rehabilitation training tomorrow, witch includes: the water cup game, tag thingy, a ton of running and lifting things.