Reiko had a relationship with her son Akira. No matter how frustrated she was because of her workaholic husband, it was not something she could forgive. Still, she could not forget the pleasure she felt and would have sex with him when her husband was not around... Akira was in his teenage years and was full of Kokoro, and he was becoming increasingly bold in his requests for sex. Reiko was gradually finding it harder to control her sexual desire... Today, as soon as her husband left the house, they devoured each other in their desires.