A world where the existence of humans with extraordinary abilities called "Quirks" has become a matter of course. Izuku Midoriya, a "Quirkless" boy who met the No. 1 hero All Might, discovered his hidden heroic qualities and inherited All Might's "Quirk" - ONEFORALL. After that, Izuku successfully entered the prestigious school of heroes, U.E. High School, and spent every day competing with his classmates. The "U.E. Sports Festival", a large event where students of U.E. High School compete fiercely, the "Workplace Experience" where they hone their skills under professional heroes, the death battle with the "Hero Killer" Stein, the battle with All Might in the final exam, and then the encounter with Shigaraki Tomura from the League of Villains... In the face of each trial, Izuku bravely stood up with the goal of becoming a professional hero. On the other hand, Shigaraki and All Might's old enemy ALLFORONE's companions have also increased, and they are waiting for an opportunity to make a move. Izuku's pace in his quest to become the best hero and his battles with enemies are accelerating day by day!