Reiko, a popular married woman with a friendly personality and a voluptuous body, is known as the Madonna of the neighborhood association. She is invited to a meeting today and is introduced to Junkichi, an electrician. Junkichi, a virgin who has long admired Reiko, confesses his feelings with the help of the neighborhood association president, Yoshimura... Reiko, overcome by his sincere feelings, accepts, saying, "As long as it's just my breasts..." However, Yoshimura, who had been secretly watching Reiko teach Junkichi, secretly filmed her indecent behavior...