CRNX-247 [4K] Forbidden creampie sex with my niece who came to Tokyo from the countryside Kasumi Tsukino

My niece is moving from the countryside to Tokyo to attend university, and until she finds a new home, I'm going to live with her. When I go to the meeting place, I find Kasumi, who has grown into a grown-up woman, standing there. Once we start living together, she calls me into the bathroom and shows me her masturbation... I'm confused by her overly unrestrained behavior and defenseless appearance. Then, one day, Kasumi...