Exchange Couple Travelogue

Minsu and Sohee ended up sharing accommodations with an unfamiliar couple due to overlapping room reservations at their travel destination. On a night isolated by heavy rain, a card game is played at a drinking session, and the level of punishment increases, heightening the tension. The serious atmosphere and the alcohol combined led to the eventual crossing the forbidden line of a marital exchange...

Original Webtoon:
Toomics, Naver Series, Ridibooks, MrBlue