Izuku and Katsuki were best friends until Katsuki found out that he was an Omega. He bullied Izuku thinking that he was an Alpha. But when he finds out that Izuku is an Omega too he falls into a depression and vows to make sure no one hurts Izuku again. *Tododeku *Kiribaku *Omega!Bakugou *Alpha!Kirishima *Omega!Midoriya *Alpha!Todoroki ***Mentions of suicide***