Exchange Sex With A Friend Couple.

The wild imaginations of two married wives become reality! Tonight, they will covet each other's husbands. One day, Hye-ri confides her concerns to her friend Joo-hee. Hye-ri doesn't know what to do since she hasn't had sex with her husband, Seok-min, for several months. Joo-hee suggests that they swap couples, saying that she also needs new stimulation.