The Black Light Virus in Kouh (Prototype Male Reader x Highschool DXD Harem)

you are YN Mercer the son of Alex Mercer they call you a killer a monster a terrorist you're all of those things you your dad aunt and uncle move to Japan to get away from blackwatch and try to live a normal life you started going to school at kuoh Academy then a girl a ask you out on a date then you find out that she is a fallen angels she trys to kill you but you kill her first then you a beautiful red hair girl name Rias gremory