This humorous film provides a fascinating insight into Japan’s pornographic underworld, following a band of itinerant smut-peddlers, consisting of Hisao, his wife and main model Saku, and their partner in crime Tori, as they arrive, penniless, at a hot spring resort and attempt to make their money selling nude photos, staging live sex shows and screening homemade blue movies.
Jun Aisaka seduces one woman after another. His victims were flirtatious married woman Noriko, student Keiko, widow Mitsuko and dancer Rumi. As a result, he ends up in prison, but after escaping with another prisoner, he continues his criminal adventures with a partner. It is clear that this will not end well. Moreover, a couple of detectives are already on the trail of the criminals.
A public bath house is the scene of illegal female slave trading operations in 18th century Japan and government spy Shinzo is sent in to expose the ringleaders as well as working to get a law passed eliminating coed bathing.
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.