Teppei, a devoted caretaker, teams up with his genius robot brother to rescue his sibling from advanced humanoid machines that have kidnapped him. Armed with his Meisei Fist, Teppei embarks on a treacherous quest to track down the machines and safely bring his brother back home.

B'T X
Teppei embarks on a treacherous journey to rescue his brilliant brother, a reclusive roboticist, after being kidnapped by a mysterious half-human, half-machine entity.