A woman takes revenge on her husband after he leaves her for a younger woman by harassing the couple with unwanted phone calls at night.

Gang leader Nami (cult film legend Meiko Kaji) kills a member of a yakuza group and goes away to prison. Upon her release three years later, she’s a shamed woman confined to living in the shadowy world of sex clubs and street gangs. She returns to the city to live with her uncle, a billiard-hall owner, and after befriending pimp and ne’er-do-well Ryuji (Tsunehiko Watase), she gets a job working at a hostess club in the chic Ginza neighborhood, where the expensive shops and neon lights conceal a dark world of crime and sexual slavery. But when a rival gang attempts to muscle in on the club, Nami becomes enmeshed in a violent struggle that forces her to wield a skilled pool cue to defend her uncle’s business, and eventually a short sword to wreak bloody vengeance upon her enemies.

A civic music group, created by Tsukasa Nitta, a high school teacher in Koriyama City, and Akiko Watanabe, the daughter of a record shop and teacher of a music class, invites Takuro Yoshida to Koriyama City to hold a concert. He then starts being harassed by the Hashimoto group, a local gangster group which manages the city's entertainment.

This is the Twelfth film in the series. There were seventeen Wolves of the City films between 1968 & 1974, in the main aimed at shock-value & “pinku” soft-core with sex, nudity, violence, gunplay, & a lot of mainly pointless foolishness when the biker gang coopts racist or nazi imagery, inventing a non-existent youth culture void of morality…