Izuku was pronounced dead after being brutally beaten by the league and to make it worse the hero's thought he was a traitor. But that was the day the worlds greatest vigilante was born.
Class 1A knew each other since they were in diapers their parents are childhood friends. Momo Yaoyorozu is in class as she is sad due to the fact that their childhood friend Izuku Midoriya who disappears along with his parents they couldn't find them. They tried to find them but they couldn't now at UA they are about to go into their second year. Nezu told the class that they were invited by the Justice League to train them for a couple of months and maybe recruit some of them. The class is especially exciting especially Eri since her favorite hero is The Batman. Once they arrive they are greeted by the Justice League and given a tour of the Watchtower. That's when they received a distressed call from Batman needing help. Superman his best friend went to help him. After they meet Batman who was injured as Flash being an idiot takes his mask off to reveal Izuku as Batman making his friends shocked that he is Batman. Even more news that his parents were killed in a mugging