JAV48

Yuu, a mother-in-law, repeatedly engages in lewd sex with her father in the daytime even when her son is home. It was enough to give Yasuhiko a boner. As a result, Yasuhiko becomes aware of Yuu as a "woman". The sexually active Yu, sensing this, accepts his son-in-law, and the two finally.... From then on, the son began to seek his mother's body even though his father was home, and the two became promiscuous in the morning....