After 18 years of marriage, Reiko's relationship with her husband, who neglects his family due to work, has become cold. - One day, her son gets in trouble at school, and she tries to talk to her husband about it, but he doesn't help. - She is at a loss, but her son's homeroom teacher, Ozawa, takes kindly to her, and before she knows it, she begins to be attracted to him. - At that time, Reiko, exhausted both physically and mentally by her husband's affair, which was discovered, can no longer hold back and clings to Ozawa's kindness. - Before you know it, you will be healed by the warmth and tolerance that will make you forget the daily hardships.