Argumento
Yukihime brings Touta and Kuroumaru to UQ Holder HQ, where they meet a whole team of immortals like them. As new recruits, they are shown the cold shoulder. To earn respect and become full-fledged members of UQ Holder, they must pass an initiation test. Without any warning, Touta and Kuroumaru are dropped into a murky underground maze. Their mission: to escape from this dark monster-infested labyrinth within eight years. Touta says he'll get out in a week. Can Touta beat the odds?