Why did Geto turn evil in Jujutsu Kaisen? Geto turned evil after a series of unfortunate events that led him to snap and murder a whole village. During Gojo’s Past arc when they were students ...

During the Hidden Inventory Arc, Gojo and Geto were assigned to protect the next Star Plasma Vessel, Riko Amanai, and safely deliver her to the Jujutsu Tech so that Tengan could prolong his lifespan.

Despite his immense abilities, Gojo's history is marked by significant failures. He couldn't save Riko Amanai during the ill-fated Star Plasma Vessel mission. His closest friend, Geto Suguru ...