Sayuri, an ordinary housewife, reunites with her former college seminar mate Sakura while returning from shopping. At Sakura's request, she agrees to experience a private social club. Unfamiliar with the setting and overwhelmed by strong alcohol, Sayuri becomes emotionally vulnerable as the men's attention intensifies, gradually losing herself. Forced into a restroom encounter, she has her lips taken against her will, leading to a sequence of events beyond imagination.