Kỳ Nghỉ Trao Đổi Bạn Đời

Minsu and Sohee, a married couple, end up sharing a room with a stranger couple due to a double booking at their destination. Isolated by heavy rain, a card game breaks out during a drinking session, and tension escalates as the penalties become increasingly risqué. With the serious atmosphere combined with the effects of alcohol, they eventually cross the forbidden line of couple swapping...