Kumiko wished to forget the man she once loved, yet harbored deep affection for her son Hiro. She spent her days lovingly caressing his groin with genuine devotion. One day, while Hiro was out, a friend visited knowing he was away, and Kumiko ended up spending time with him after being seduced. However, Hiro unexpectedly returned and discovered the scene. Shocked, Hiro broke into tears, but Kumiko gently embraced him and comforted him with tenderness. A mother's love became the first step in saving him.