In the quiet routine of a housing complex, Haruka's husband remains busy with work, leaving her lonely and sexually unfulfilled. Craving attention, she seduces delivery men, salespeople, and repairmen who visit her home. Yet none of these encounters satisfy her desires, driving her deeper into lust. When her husband refuses her request for phone sex, she turns her attention to a younger man living nearby. Intense, carnal sex ensues. A series of events unfolds from the cracks in daily life, where dissatisfaction and temptation intertwine.