The window opens to the Kanda River. In a 4.5 tatami room in a shabby apartment, a married woman learns pleasure... and love. The woman who comes is Yurina, 34, a wife with an irresistibly lovely smile. At first glance, she seems like a nice, warm-hearted mother, but when her son's teacher finds out that she was appearing in an adult video, he gets really excited and tries to get her into a relationship! He forces her to have a deep kiss, saying it's a secret between them, and when he rubs her perky breasts, she instinctively refuses, but this turns her on. He stimulates the reluctant wife's pussy with cunnilingus and fingering, and forces her to take his erect cock in her mouth, and when she arches her back, he thrusts it raw into her pussy! Her plump, delicious-looking body shakes and jiggles, and he can't help but feel it, so he thrusts it further into the depths of her uterus! It feels so good that the teacher can't help but cum inside her. "I told you not to cum inside..." In order not to let the dejected wife go home, the interview with the teacher continues...