Single man Oki's only pleasure was spotting a certain woman on his usual route to and from work. One day, Oki saved her from a molester, leading to an unexpected and rapid closeness between them. Her name was Kanako, a married woman. She had moved to this town only two years into her marriage. However, her husband was frequently away overnight, and feeling out of place at her own workplace, Kanako harbored a deep loneliness. In that moment, touched by Oki's kindness, Kanako surrendered her dry heart and body to him...