Women who work part-time in the sex industry, thinking they won't be found out, take on the motive of earning a little extra money. But sometimes, the worst encounters happen at such times. A subordinate of the husband, a man next door, a regular customer who frequently requests her and who turns out to be the younger brother of her spouse. An unexpected encounter with such a man! At that moment, the women working in the sex industry are forced to accept actual sex in exchange for keeping their secret. These women feel unlucky, but end up feeling pleasure.