Yuji Itadori is a boy with extraordinary physical strength, although he leads a completely ordinary life as a high school student. One day, to save a classmate attacked by curses, he eats the finger of Ryomen Sukuna, taking the curse into his own soul. Since then, he shares a single body with Ryomen Sukuna. Guided by the strongest of sorcerers, Satoru Gojo, Itadori is admitted to Tokyo Jujutsu High School, an organization that fights against curses... and thus begins the heroic story of a boy who became a curse to exorcise a curse, a life from which he could never return.