A mountain village that has long been famous for its traditional crafts... Because her husband works in the local government's regional development department, Kaoru often comes into contact with craftsmen, and has been secretly meeting with a carpenter named Itakura when her husband isn't looking. Kaoru can't help but feel confused by the changes in her body, which only satisfy her through Itakura's rugged, manly sex... One day, she decides to let some of the craftsmen stay at her house before a recreational trip. On the day of their arrival, one after another, the craftsmen, their blood boiling, visit Kaoru's house...