Doctor Sanada treats gangster Matsunaga after he is wounded in a gunfight, and discovers that he is suffering from tuberculosis. Sanada tries to convince Matsunaga to stay for treatment, which would drastically change his lifestyle. They form an uneasy friendship until Matsunaga's old boss Okada returns from prison.
Reiko Oshida stars as a young wannabe gangster tough girl, just released from reform school. She tracks down one of her classmates fathers, who runs an auto repair shop that the local Yakuza are trying to force out of business and take over, and starts working for him. At the same time a recently released from prison, and now ill Yakuza is trying to make a new life for himself and his girl, a friend of Reiko's, who also just graduated from reform school. A fateful car crash brings the two on a collision course with each other and the brutal Yakuza clan, which can only end bloody vengeance.
Set in post-war Japan, a group of five, four men and one woman, gathers in the basement of a butcher shop to dig up a cache of morphine buried during the war. A grimly humorous tale of twisted relationships as one by one each of the group is eliminated.
