Haise Sasaki is the leader of the Quinx Squad, a man dedicated to his job and his family of investigators. However, Haise has no memories of his life before joining the CCG. As he hunts ghouls, he is haunted by a white-haired figure in his mind the shadow of Ken Kaneki. Struggling to reconcile his current duty with the fragments of his past life, Haise must navigate a web of conspiracies within the CCG while facing old friends who now see him as an enemy. His journey is a desperate struggle to find the truth before his two identities collide.