I met Reiko-san on a mommy dating site. She used to be a doctor and apparently married her current husband, who came to her as a patient. At the time, her husband had a wife and children, so it was very difficult to get married, but they got married after a passionate love affair. However, recently there are suspicions that her husband is having an affair. She says she has no interest in me at all, and to escape the loneliness, she transforms into an unfaithful wife...