A Ronin with a death wish reluctantly joins the Clan of the Forgotten Eight, a nasty crew of ronin who are wrapped up in a clan war over local prostitution.

Kiyohime, a daughter of Tokugawa Ienari is married-off to Tadateru Ogura, the lord of a Kyushu clan. However, the lord's sexual inexperience and Kiyohime's strict morals lead to significant crisis in their marriage. To improve his sexual prowess, the lord is introduced to Sandra, a French woman held captive by usurer-smuggler Hatakaya. This results in the lord's choosing Sandra as his mistress. Kiyohime's attendants see this move as an insult and have Sandra beaten and imprisoned. Nevertheless, Sandra escapes with the help of Morita, a retainer of the lord. Out of bitterness and as some sort of revenge, the lord imposes a sex ban on his subjects.

In front of Sagami Detention Center. Shosuke, the owner of a strip joint called "Shunpu Music," welcomes Okoma, a stripper who has been locked up for public indecency. Shosuke immediately takes the paroled Okoma to the police station to greet her, and meets a young new detective, Matsuta Obara, who has just been transferred. But the two don't get along from the moment they meet...