abused... neglected and hated by his own family... poor izuku yagi ran away from the abuse...and one day when he attempted to kill himself the king of the dark dimension suddenly showed up and stopped him and one day when the yagi family heard about the way they treated him they felt massive remorse. And then one day...at the USJ when it was under attack Izuku showed up and saved the day!! And everyone thanked him...but except for the family that mistreated him. They try to apologize to him. But then Jimmy Kellogg showed up and said... Stay away from my son.
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