Izuku Midoriya, a boy without powers who, although he was born in a society where having special powers is normal, has his own dream of becoming a hero who saves people with a smile on his face. After learning that he cannot develop any type of Quirk and after being abused again by his classmates, he is attacked by a villain in the form of slime who tries to possess his body. That's when Izuku meets All Might, his favorite hero who saves him. Not withtent with getting the superhero's autograph from him, Izuku will discover through "holding on" that being a hero is not how he imagined it to be.