Mary and her husband have been married for a long time, because the age difference between the two is quite large, so the husband's health is not good. Mary was at the age of high desire, but her husband was unwilling, and the couple had not made love to each other for a long time. Today, Takuya, her husband's nephew, went on a business trip to visit her uncle. Having not seen each other for a long time, Takuya is still attracted to Mary's beauty. Since he had not yet rented a hotel, Mary's husband wanted Takuya to stay at their home. The next day, when he accidentally witnesses Mary's dress-up scene, Takuya's temper flares up. When Mary came out of the house, he went into her room and used the panties he had just changed to masturbate! Mary suddenly returned, and Takuya hurriedly stole her underwear and went to her room. Mary found out that she had lost her panties, so she guessed what had just happened. But she wasn't angry with him, on the contrary, she had found someone to help release her sexual desire that had been suppressed for years...