After a date with his girlfriend who has a 5 PM curfew, he then engaged in an erotic sexual encounter with her mother, involving the creation of his girlfriend's younger sister. (Isshiki Momoko ROE-556)

Her parents were very strict; curfew was 5 PM. Through a friend's introduction, I started dating Mashiro, but our dates were always at trendy cafes or art galleries. I wanted to take things further with Mashiro, but I always received calls from her father urging me to come home. Then one day, I was invited to Mashiro's house, where I met her mother, Momoko. Momoko was a beautiful woman exuding mature allure. However, when Momoko told me to break up with Mashiro, I found myself unconsciously pushing her onto the bed… From then on, Momoko and I began meeting secretly and frequently. Right after Mashiro left because of the 5 PM curfew, we immediately…