As adults, best friends Julien and Sophie continue the odd game they started as children — a fearless competition to outdo one another with daring and outrageous stunts. While they often act out to relieve one another’s pain, their game might be a way to avoid the fact that they are truly meant for one another.

Christmas 1999, in a peaceful little village in the Ardennes. The life of a young boy named Antoine will soon be devastated by three tragic events : the death of a dog, the vanishing of a child, and a big ravaging storm.