DSE-1393 My Mother-In-Law Will Teach You A Ge Ru Shinobu Igarashi

Father Naoki is on a business trip, and when his son Junpei comes home, he sees his mother-in-law Shinobu masturbating with a vibrator in the back of the room. One day, when Junpei was so frustrated, he woke up to find that his futon was stuffy.