College student Ryuji can't get his mind off of Kazuko, a plump and busty married woman who lives next door. With plump breasts and a bursting buttocks, she lives in agony every day while having various delusions. One day, Ryuji decides to bring a gift of mandarin oranges to share with Kazuko, who is alone at home. Kazuko, who noticed that Ryuji was looking at her with perverted eyes, opened her chest and provokes Ryuji!
