The Day of Swapping

Name: The Day of Swapping
Released: 2017
Cast: Jang Seok-min, Ji Eun-seo, Min Do-yoon, Baek Se-ri, Joo Ye-bin

2017

Min-ho and Jeong-il end up working with each other's wives one day. As time passes, the men feel attracted physically to their friend's wives. In the end, Jeong-il suggests to Min-ho, "Let's not take sides and just be happy as the four of us!" They start swapping each other.