Due to her husband's arrangements, Karina moved into the company dormitory. Yosino, who manages the dormitory women's association, visits her. Although invited to join the women's association by Yosino, Karina declines. From that day on, she starts receiving relentless harassment from her neighbors… The harassment escalates. Finally, Yosino begins to physically torment Karina… In the daily routine of a husband-less afternoon, a lesbian training between two women unfolds…
