Shinsuke Sato

Summoned by the black sphere, Kei and Masaru fight against extraterrestrials until Masaru grows tired of fighting and refuses to continue.

After trying to rescue a man on the subway tracks, two teens wake up in a room dominated by a mysterious black sphere that sends them to hunt ...

A young girl named Ann moves with her mother to her mother’s hometown after her parents go through a divorce. There, Ann meets her first ...