Can ex-spouses who haven't met for five years get back together? It is quite possible if the feelings have not completely extinguished. Clara, the owner of a London events agency, agrees to help her ex-husband Jacob organize a Christmas party for his family and chooses a secluded castle in Scotland. An unexpected snowfall took the former spouses by surprise, they are left alone, cut off from the roads, and they finally have time to find out what reasons led to the breakup. Everyone has their own secrets and their own explanations. And then there's the little girl Ivy, Clara and Jacob's daughter, whose existence he didn't know existed. All that remains is to hear each other. And hear your own heart.