A 30-year-old virgin finally got a younger girlfriend. He wanted to show his leadership as the older one, but he had no sexual experience. He consulted with his childhood friend and cousin, 'Yuka', about wanting to improve. She said, 'Do you know I'm a married woman?' while gently guiding him through his first time, making him ejaculate inside her multiple times. After that, under the guise of practice, they would meet every day, face to face and genitals touching...
