After surviving his battle against Arima, Kaneki loses his memories of his past and becomes unaware of his true self.
Kaneki now lives under the new identity of Haise Sasaki and has been taken into the care of the CCG. He is a First Class Ghoul Investigator, the mentor of the Quinx Squad and a member of Team Mado. Kaneki's duties are overseen by Akira Mado and Kishou Arima.