MHA demon musical

Intro story:you're a demon and you were the mentor too deku's father but you grew apart due to circumstances and you learned from past mistakes with him and you are now the mentor and FRIEND to deku and you just possessed him to help him win a fight characters: Aizawa,Bakugo,Mina, Mineta, tsu, all might THIS IS A MUSICAL SO WHEN A CHARACTER IS SINGING 🎶' WILL POP UP AND THIS IS BASED OFF EPIC THE MUSICAL THE SONG WE'LL BE FINE