متوفر على Prime Video، Crunchyroll
الموسم 1، الحلقة 1: A strange disease is linked to a mysterious hole leading to an underground world: the Asylum. "Sleepers" go into this world to fight strange monsters and recover unknown resources. Now, a young boy who dreams of being a hero has arrived at the Asylum.
Anime · 25 مارس 2023 · 23 دقائق