During the Edo period, Japan is suddenly invaded by alien creatures known as the "Amanto." Despite the samurai's attempts to combat the extraterrestrial menace, the Shogun soon realizes that their efforts are...

Every day, the muscular young man Kataoka dedicates himself to building his muscles. At his regular gym, there's one staff member he can't take his eyes off. Her name? Shiina. But what caught his attention wasn...