My son's childhood friend Yusuke grew up without knowing the warmth of his mother. For many years, she treated Yusuke like a mother, hoping that Ayame could at least be a comfort. Yusuke also admires Ayame, and the two build a good relationship. However, now that Yusuke is about to grow into a full-fledged man, Ayame senses that Yusuke is starting to think of him as a woman, not as a mother. I wonder if the parent-child gokko will end soon. Just as Ayame remembers this, Yusuke sees her masturbating...
