Mai is a member of the Salvage Mice, a pair of thieves who return stolen treasures to their original owners. Mai is betrayed by her former partner to a gang of thieves. She sets out on a path to restore the reputation of the Salvage Mice name and bring her partner's new gang to justice.

The descendants of the legendary Fuma ninja clan face off against the Tokugawa shogun's family of Yagyu samurai as they kidnap women in the hopes of finding a concubine for the shogun