Senior Couple and Exchange Sex(2019)

A secret deal with a senior couple! Dreaming of a fascinating sex with his younger wife tonight ~

Senior Couple and Exchange Sex is a South Korean drama exploring desire and infidelity within two relationships. College sweethearts Won-young and Jun-seok visit their senior friends Ari and Sungho in Tokyo during their graduation break. The hosts are visibly tense following a recent argument, yet they welcome the younger couple warmly. As the days unfold, Sungho confides in Jun-seok about marital troubles, and a night of intimacy between the hosts and guests shifts the dynamic entirely. Ari suggests postponing further involvement, but Won-young's mounting sexual frustration leads her to pursue Sungho privately. The film examines how a single transgression unravels the bonds between two couples, questioning whether trust and love can survive temptation and betrayal.