Midoriya Izuku and Midoriya Hayato are brothers and regular middle school students in a world where people with superpowers known as Quirks are the norm. Both of them dream of one day becoming a Hero, despite Izuku being bullied by his classmates for not having a Quirk. After being the only ones to try and save his childhood friend, Katsuki, from a Villain, All Might, the world's greatest Hero, bestows upon Izuku his own quirk, One For All. The story follows Izuku and Hayato's entrance into U.A. High School, a school that cultivates the next generation of Heroes.