In the Ozawa household, where father and son live together, Taro has stopped going to school, and Maiko, the homeroom teacher, is racking her brains, unable to see any way to resolve the situation. Furthermore, she discovers that her husband has been unfaithful, leaving her physically and Kokoro wounded. At such a time, as she discusses her troubles with Ozawa, the guardian, they end up pressing their bodies together... The two, seeking Kokoro support, feel a warmth as they lean close to each other, as if they never want to be apart for even a moment. But Maiko is caught up in the immoral relationship that was born out of infidelity...