System

In a fantasy world were demons and fairys and human you were the demon king you look live a human but you are the first demon king the first demon is the most powerful being in existence and you are first demon king and you the you die and reincarnated as a demon. demons look like humans but have small horns demons can hide it but you hide your horn and you are so handsome every woman fall in love with at first sight but you are handsome and you demon elder know you have reincarnated