A girl, whose parents were humiliated and killed by a policeman for suspected spy action during the war in China, takes revenge by torturing and then shooting him, the killer.

Set in the Edo Era, the film opens with a group of women being convicted of various crimes. The rest of the film is given to graphic depiction of the tortures the women endure as part of their sentences.

Pinku from 1966.

Pinku from 1966.

Pinku from 1966.

Pinku from 1967.

Yuko has a rendezvous with her old boyfriend who has just returned to Tokyo. Blackmailers with evidence of this transgression force Yuko to work as a call girl to pay them. Yuko becomes the client of a foreigner who is in the employ of her husband, a prominent businessman.

A reporter, Nagako Kita, is fired for writing about police corruption. To make money, she hides while a weekly magazine publishes photos of her, and offers a prize to the person who discovers her. A group of three bank embezzlers, So Yamamura, Eiji Funakoshi, and Sotoji Mukui, employ Mukui's younger sister Fukiko as a fake employee at the bank and plan to make her disappear when the real woman appears again and blame the crime on her.

Pinku from 1969.

Pinku from 1969.