Dragon Inn takes a case of a missing girl. She had no reason to run away from home, which makes the situation quite suspicious. While investigating her case, they find out that a pseudo religion is implicated. Trying to find more information of the girl, Seung-jin makes a mistake and their location and identities are exposed. Will they be able to defeat the cult and save the girl from them?
This film tells about the twists and turns of the lives of four lovers who must each overcome different fears and problems as they face the beginning of a new year. The four pairs consist of Ji Ho and Hyo Young, Jae Heon and Jin Ah, Yong Chan and Yao Lin, and Rae Hwan and Oh Wol.