Running from the Nazis? There’s only one thing more important than a good plan: A lucky star...

In 1940, in France, Jean Chevalin lives with his family in great poverty after deserting the army. Convinced that some people manage better than others, he decides to pretend to be Jewish in order to receive help from smugglers and reach the free zone. This ruse will lead his family on a journey that will gradually dismantle his prejudices.