The devils with a virus | Abused and neglected male reader x highschool dxd

This is a story in japan where a kid name y/n hyoudou who was abused by his family even his own brother but he wasnt the only one he had 3 friends that had the same problem shad,Nina and her adopted brother Fenix but they will all leave there hellhole but meet a man named alex mercer and will take care of them to be like him with his strength to make them the strongest monster of the evolve
Ps I don't own anything at all