Izuku Yagi runs away from his tormentors including his twin sister dispite having a analysis quirk he is treated poorly as he runs away from his one time friends and family he finds a seemingly abandoned mansion that leads to the entrance of a cave where it holds the secret to how he can achieve his his dreams as he learns that he is standing in the mythical Batcave. As the Bat computer activates and gives a message from the past then imprints the knowledge of Bruce Wayne into the Mind of Izuku as well as transfers all of Wayne's accumulated stock to Izuku giving him all he needs to be a hero, he will be the hero Japan needs he will become Batman. DISCLAIMER I DON'T OWN MY HERO ACADEMIA OR BATMAN JUST MAKING THIS STORY FOR FUN.