Four very different couples with very different problems, needs, and concerns face up to their worries and obstacles at the start of a brand new year. Ji Ho is a divorcee police detective from a violent crime unit who meets Hyo Young.

A week before the New Year, four couples around the world face important changes in their lives. Some of them are preparing for a foreign marriage, some have a successful career and are proposing to their partner, some tragically break up with a jerk, but some of them have to face a threat from their ex-husband. This is a romantic love story of how they overcome their fear of the future.