[GVH-856] Mother-Son Adultery Miho Tsuno

Miho's mother, Miho, shapes her body with Tai Chi to fulfill her remarriage. However, for Koichi's son, who is studying for medical school entrance exams, his supple movements and the swaying allure of his performance costumes are nothing but obstacles... "Damn it, I can't concentrate because of how Mom looks like that...!" Kouichi's rising sexual desire becomes uncontrollable, and he finally attacks Miho. And during her first sex, Miho realizes that "I should learn the human body through Mom's body!" Miho gradually becomes submissive to her son's frenzied pleasure torment. A human body development sex experiment has begun, using Miho as a test subject in search of the secrets of human structure and pleasure! #班長P