Yuda, who lives alone, one day meets a married woman named Shiorina at a nearby izakaya. After she has a falling out with her husband and is at her wits' end, they end up drinking together. From that point on, they become close, and eventually start having a physical relationship. Yuda gives Shiorina a spare key to his house, and she starts coming over with shopping bags as soon as her husband leaves for work. Thus, they spend intense time together in his room, trying to distract themselves from the loneliness of their missed encounters...
