Natsuko, a single mother with a past of sex addiction. One night, she accidentally sees her daughter and son-in-law having sex. She is captivated by the sight of her kind and gentle son-in-law having beastly sex with her daughter, and memories from her past resurface. Then one day when her daughter is not home, she finds herself craving his powerful cock and seeks it out. 'Shoot inside me until I get pregnant...!' She begs her son-in-law to impregnate her while repeatedly mating like an animal!
