On her way home, Rieko unexpectedly meets a man who ends up changing her life forever. Dissatisfied with her marriage and exhausted from work-related stress, she gradually opens her heart and body to him. Her first sexual encounter with someone other than her husband awakens entirely new sensations. After returning home, her body aches with desire and her emotions spiral out of control. Initially believing it to be just a fleeting affair, Rieko soon finds herself initiating contact with the man. Is her fate now steering toward the beginning of a new romance?