Riko Miyase, a beautiful, tall, model-like married woman. Riko, who is frustrated by her husband's discord, is fucked by her son-in-law at night. Continuing a naughty relationship with her son, until they show each other masturbation... and Riko, who has become her son's sex slave, is fucked in a threesome with her son's friend. Her beautiful expression is distorted by her shame and pleasure.
