A trio of teenage tarts try to earn money through shoplifting and prostitution scams and get into deep trouble.

It had been a year and four months since Mitsuo was last on a movie set. Welcomed back by director Ishizaki and his film crew, Mitsuo is excited to star as the lead in "My Sweetheart". One day, half way through production, he meets his friends from a popular rock group, "The Spiders". Through their discussion regarding the climax scene, they criticize that the script is too grim. In a notion to protect their friend's career, they decide to pay the scriptwriter a little visit.

In this outing of Harenchi Gakuen the students undergo a health check after school, but all is not what it seems. Teacher 'Beard Godzilla' has kicked out the infirmary's doctor and taken his place. A trio of students notice the trick and dress up as medical professionals to assist the female portion of the school body. A newspaper has caught wind of this.

Based on the comic book by Tatsuo Kanai