Although she is old, she has a daughter who is married, but Haswgawa still looks very young, which means that sexual desires still frequently arise within her. Every time the urge arises, the young mother secretly watches her daughter and son-in-law have sex in order to easily masturbate and satisfy her sexual needs. Until one day, when her desire grew stronger, she decided to seduce her tall son-in-law. Wearing a seductive outfit and performing stimulating yoga poses in front of him was the plan she had set beforehand. With her large breasts and seductive figure, the son-in-law was quickly mesmerized by her. And then, incestuous sexual encounters between the two occurred frequently in this house.