Friend Couples: Swapping

친구부부 : 욕망의 스와핑

I'm sick and tired of doing it with the same person! We've already seen everything; why don't we swap? Seon-joo and Jae-yong and Tae-gyun and Ga-hee are two married couples from the same university. They go on a trip together and get drunk and talk about the good times they had and the times they h…