[No matter how much sperm you pour into her, the impregnation sex never ends!! Even after 10 ejaculations, she still begs for more cock!! 3-shot special] Rina, a single mother with a history of being addicted to sex, is shocked one night when she peeks into her daughter and son-in-law's nighttime activities. Her good-natured adopted son-in-law is making her daughter cum over and over again with his beast-like sex. Seeing this brings back memories of the past, and she starts craving that insatiable cock. Then, on the day her daughter goes on a trip, she can't hold back and attacks the sex-crazed monster!!