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.
Kobato-kun, I'm not talking to you.
.لا أتحدث إليك يا كوباتو-كن
Ah, ich rede nicht mit dir, Kobato.
Kobato-kun, no estoy hablando contigo.
C’est pas à toi que je parlais, Kobato.
Kobato, não estou falando com você.