Laure and Daniel have invited their friends to spend the weekend of December 31 at their country house. Nothing is going well in Laure's life: neither her couple, nor her box.
Depressed, she only loves Max, her cat. One morning, Yvan runs over Max in his car. Panicked, he hastens to make the cat's body disappear when he realizes that Daniel, posted naked at a window in the neighbour's house, has seen everything... Laure discovers that Max has disappeared and begins to investigate...