Episode 1

Do Kyum wants to break up with Song Yi, but she keeps holding onto him as she doesn’t want to. Song Yi wins a couple’s trip that she applied for when they were a couple, so she asks Do Kyum to go with her. He agrees to go for closure, and Song Yi meets Seo Ji Kang, the tour guide of the trip.

Episode 2

Things are still awkward between Song Yi and Do Kyum. Ji Kang takes the couples to the cedar woods, where Song Yi goes missing. Do Kyum and Ji Kang rush to find her. That night, Song Yi leaves the hotel room, heartbroken that Do Kyum is hiding something. Ji Kang follows her into the rain, and they ask each other some questions.

Episode 3

Ji Kang wants to get to know Song Yi, and Do Kyum still has a secret that he hasn't told her. Song Yi and Do Kyum drift apart on Udo Island. Do Kyum and Ji Kang go to find her, and they all meet at an inn. Song Yi falls into a pit, and Do Kyum comes to save her. He finally finds President Pyeon with the help of Ru Ri.

Episode 4

The shocking history between Jae Nam and Kyung Mi is revealed. Song Yi and Do Kyum break up during the trip, and a whole year passes. Song Yi gets a new job, and Do Kyum is in the process of getting a deal with a record label. They meet again and wonder if they will meet at the tour for single people.