Kana is a married woman who works as an instructor at a gym in a countryside.Her relationship with her husband had cooled down, but she had hidden this fact from the town.At that moment, a middle-aged man Ippei is introduced to the gym by a wife.As she teaches her day by day, Kana, attracted to Ippei, seduces her with her toned body.Then, Kana and Ippei, who feel a sense of guilt, get deeply involved in the affair that unfolds in the town...
