A spoiled, mischievous grandson is asked to help out at his grandfather's public bathhouse, and uses an aphrodisiac in the bathhouse to do whatever he wants! The victims of the Black Shota are one after another, including a tanned housewife about the same age as his mother, a beautiful older woman who only comes occasionally, and a pair of hairless girls from his class! The women, whose defenseless naked bodies are smeared with aphrodisiacs, engage in lewd, ahegao-like sex in the public bathhouse! He thought they were just kids, and underestimated them! A spoiled Shota uses his privileges as a attendant to indulge in some overly erotic mischief!