Alternative Name: The Cave Man;洞窟人間

Genre(s): Drama Horror Mature Mystery

Demographic: Seinen

Summary:
Hajime, a young man who has returned to his hometown from Tokyo, heads out to explore a cave with his childhood friend Umi and five others on a local... MORE Hajime, a young man who has returned to his hometown from Tokyo, heads out to explore a cave with his childhood friend Umi and five others on a local mountain, Mt. Shirao, which is famous for its legends. However, it turns out to be a different world where something spectacular and unprecedented awaits them…!? HIDE