A single mother, Yukaka, has raised her son alone. She usually wears revealing clothing to confuse men, but it's not just her outfit that is excessive—her sex drive is too. To quell the heat of her body, she brings her boss home in the middle of the day to indulge in secret affairs. Meanwhile, her neighbor Shirakawa, knowing this, approaches Yukaka… Driven by the pleasure of being pursued by a younger man, she forgets about her son, Yoichi, and impulsively brings him into her room. However, Yoichi accidentally witnesses this…
