The film follows a schoolgirl (played by Minori Majokoro) navigating Tokyo’s crowded private railway lines, where she encounters a molester (chikan). The narrative unfolds through loosely connected vignettes, blending public risk with private intimacy. Unlike the first film’s marital subplot, this sequel centers on the protagonist’s journey from victim to “Supervixen,” embracing or manipulating the encounters in train cars, stations, and secluded settings. Key scenes include initial groping, seductive teasing, and a climactic role reversal, all wrapped in schoolgirl uniforms and POV shots for immersion.

Akiko is the heiress of a lumber business family that spans many generations. She married Hiroshi, a company man, and was leading a plain and happy life. But dark clouds overcast Akiko’s happy life when Hiroshi starts an affair with Michiyo, an underclassman from the school Akiko attended. Then Shinji, who used to work in the family lumber business, enters her life the turmoil of men-women relationships becomes tempestuous.