JUY-164 A drowning love affair between a middle-aged man and a woman that begins in the bathroom, a wet secret room, Momoko Isshiki

Momoko, whose son was accepted to university and left home to live with her husband. - One day, her husband brought her older brother Toru, whom she had reunited with for the first time in seven years. - Tooru has failed in the management of his company and has no trace of his old self, and now has a wild appearance. - Momoko encounters Toru in the bathroom late at night and ends up devouring her body, lusting after a woman's body for the first time in a while. - However, Momoko feels pleasure for the first time in Toru's passionate caress, and gradually begins to desire obscene intercourse with Toru. - He heads to the bathroom where Tooru is waiting.