After three years of marriage to her younger husband, Chisato began to feel lonely, but her husband was originally a happy couple. At that time, he meets Sagawa, a patient at the hospital where he works, by chance. Unable to bear the discord with her husband, she clung to him... Attracted by her dedication and kindness, Sagawa thrusts his secret feelings and desires as they are. Chisato was troubled by her apologies for her husband, but her body felt agitated by the tolerance that allowed him to accept everything...