Izuku Midoriya, a "quirkless" boy who met the world's number one hero All Might by chance, inherited All Might's quirk in his body and had the qualifications to become a hero. After rigorous training, Izuku Midoriya successfully entered the U.A. High School, where he spent every day learning and studying with his classmates in the 1st year class of the hero department, such as Bakugo Katsuki and Uraraka Ochako. Under such circumstances, the "U.A. High School Sports Festival", an event that has attracted national attention, has arrived. Bakugo Katsuki, who aims to be the first, Iida Tenya, who has a strong will because of his family, Todoroki Shoto, who is eager to win in order to deny his father, and the members of the 1st year class of the hero department... All the students of U.A. High School are full of enthusiasm, and Izuku Midoriya has made up his mind again. "I will also do my best in the competition!" The battle of "quirks", strength and self-esteem has begun for the students who aim to be the top heroes! !