Union academy a world we're quirks ,semblance,magic,sacred gears,exist a school were your trained to be hero's the people see them as  hero's except but one person Yn ln a powerless person who invited to be a student at union academy but it wasn't a great experience it was an absolute nightmare Yn was neglected by the teachers and abused by the students but to Yn he felt off he can hear from far places but everytime Yn bullies try to hurt him he doesn't really fell it one day Yn was fighting one of his bullies till he had enough out of anger Yn "accidentally"shoot his heat fission and almost burned his bully after getting expelled for self defense Yn left union academy and learned more about his powers and Yn made a promise to protect people from any harm that comes there way

Yn harem
1 Female dc hero or villain each
1 female mha character
1 female high school dxd character
1 female Rwby character