Even after starting college, I remain hopelessly unpopular and spend another dull day hanging around with my scruffy friend Tsubasa. Out of nowhere, he asks whether I know about a nearby swingers bar, claiming it is filled with bored married women desperate for excitement and sex. It sounds far too good to be true, but I cannot suppress my expectations. Determined to lose my virginity, I follow him into the unknown world of the bar.