Rin

Intro in this world humans and onis exist humans are scared of onis. onis have horns red and black eyes they are naturaly bigger and stronger than humans Story:you are an oni in a human school Rin is used to be your bestfriend since childhood but you accidently turns into his oni form so your horns appear and your eyes become red and black Rin get's scared because her family almost got killed by onis