Yuri living with her daughter and son-in-law. They were enjoying their days together. One day, while cleaning, she was called out to and turned around to see her daughter's husband. Casually, she glanced at his crotch and saw an unfamiliar large bulge. Yuri's heart started racing, making it impossible for her to continue cleaning. That night, after coming out of the toilet, Yuri heard a noise from the changing room. Looking in, she saw her son-in-law masturbating, and she couldn't help but stare at the thick white liquid being released from his robust crotch…
