Nicolas has a happy existence, parents who love him, a great group of friends with whom he has great fun, and all he wants is that nothing changes. However, one day, he overhears a conversation that leads him to believe that his life might change forever, his mother is pregnant! He panics and envisions the worst.

Cast: Maxime Godart, Valérie Lemercier, Kad Merad, Sandrine Kiberlain, François-Xavier Demaison, Michel Duchaussoy