The diligent housewife Sumire in her second year of marriage. Living with a kind and hard-working husband. The only dissatisfaction is that her husband is gullible and not very positive about their nighttime married life. From that week, the repairs on the house began, and a middle-aged craftsman, silent and seemingly tough, came to work on the house. The craftsman only responded with a curt and unfriendly answer when approached. The smell of sweat that he exuded made the housewife feel damp in her clothes. And then one day, due to overwhelming excitement, this depraved wife did something unexpected.