She has been married to her childhood friend for 13 years. They had a child and were living a happy, happy life, but one phone call changed their relationship. The person on the other end of the line was her husband's lover, who had called her after their breakup had become complicated. After that, her husband apologized, but she was still shocked by his betrayal. Wanting to heal her body and Kokoro, she began to seek an affair with a stranger.