Lee Joon-dong

At a Japanese restaurant nestled within the busy streets of Beijing, Li Dong convinces his older brother Li Chun to travel together to the Japanese city of Yanagawa to find and catch up with their childhood sweetheart Liu Chuan.

Yoon-young fell for Song-hyeon when she was married to his friend. When she gets divorced, he takes her on a trip to Gunsan, where they stay at a guest house run by a middle-aged man and his autistic daughter.

They're losers, but nice ones. Every day they sit at Yeri's bar, smitten by the young Chinese-Korean woman. Yeri doesn't have a preference. To her, they are equally sweet: Jongbin, a milk-drinking epileptic, Ikjune, a former petty criminal, and the introverted Jungbum, who fled from North Korea.