The evil Hikita clan rises from the dead to fulfill a curse on the Satomi clan by restoring the face of their warlord by using the skin of Princess Shizu. In the process of trying to capture her, the clan murders her entire family, but Princess Shizu escapes their clutches. She enlists the aid of eight samurai warriors, possessors of powerful magic crystal, led by Dosetsu (Sonny Chiba!) to help rescue the remaining members of her court and revenge her family. Along the way, they must fight undead warriors, evil spirits, poisonous beauties and a giant centipede.

Following the death of the second Tokugawa shogun, it is revealed that he was poisoned by retainers of his son Iemitsu in hopes of gaining him the shogunate despite the stammer and birthmark which undermine his respect. Iemitsu and his brother Tadanaga become bitter rivals for the shogunate, and the land is split into factions, eventually erupting into warfare. Iemitsu's mentor, his fencing instructor Yagyu, is fixated upon securing Iemitsu the shogunate and ends up betraying everyone, even his own family, in pursuit of the goal.

A yakuza gang gets driven out of Yokohama by a big gang from Tokyo. They relocate to Okinawa to violently start over.