Entering her second year of marriage, Sumi Kurokawa is a modest housewife living a peaceful life with her gentle, hardworking husband. Yet her one lingering frustration is her husband's lack of enthusiasm in their intimate life. One week, repairs begin at her home, bringing a quiet, stoic, and rugged middle-aged male craftsman to her doorstep. He responds to her greetings with cold indifference, seemingly uninterested in forming any connection. Yet strangely, his presence begins to stir something deep within her—his strong masculine scent awakening long-dormant desires. Then one day, everything changes between them…