The story follows the adventures of Izuku Midoriya, a boy who dreams of becoming a superhero himself despite being Quirkless. Covering the first story arcs (chapters 1–21), My Hero Academia is set in a world where about 80% of the human population has gained the ability to develop superpowers called 'Quirks' ( 個性, Kosei ). The season adapts Kōhei Horikoshi's original manga series of the same name from the beginning of the 1st volume to shortly after the 3rd volume over 13 episodes. The first season of My Hero Academia anime television series was produced by Bones and directed by Kenji Nagasaki, with Yōsuke Kuroda handling series composition, Yoshihiko Umakoshi providing character designs and Yuki Hayashi composed the music.