"A high school student who can see ghosts. Lost his mother as a child to an attack by Hollows. Acquires Soul Reaper powers through an encounter with Rukia Kuchiki and becomes a Substitute Soul Reaper. Through the turmoil that embroiled the World of the Living, the Soul Society, and Hueco Mundo, he gains the trust of the other Soul Reapers and lives up to his position."