To gain the power he needs to save his friend from a cursed spirit, Yuji Itadori swallows a piece of a demon, only to find himself caught in the midst of a horrific war of the supernatural!

In a world where cursed spirits feed on unsuspecting humans, fragments of the legendary and feared demon Ryomen Sukuna have been lost and scattered about. Should any demon consume Sukuna's body parts, the power they gain could destroy the world as we know it. Fortunately, there exists a mysterious school of jujutsu sorcerers who exist to protect the precarious existence of the living from the supernatural!

Despite the crowd of civilians and transfigured humans, Satoru Gojo is able to defeat the cursed spirits at Shibuya Station. But it's a trap! The cursed spirits possess a special item that can even seal the all-powerful Gojo! Meanwhile, an unlikely ally suddenly contacts Yuji Itadori, who is on his way to the station!