A Honeymoon Trip(밀월여행)

After his girlfriend leaves him for a successful businessman, Seong-hun feels dejected. Then on a train trip, his ex-girlfriend Kyeong-a realizes that Seong-hun is on the same train and is thrilled to see him again. Regardless of the fact that Kyeong-a is headed for her honeymoon with her newly married husband. When the two men meet, trouble then brews.