JUX-137 Yoshimi Miyazaki Falls Into Her Son, Masao

Masao, who lost his father young, lives with his mother Yoshimi and secretly sees her as a woman. One night, he comes home to find Yoshimi, who was supposed to be at a class reunion, with a man in the room. He watches them have sex and feels frustrated, thinking it would be better if his mother becomes someone else's property.