Paris, 1942. Lucas Steiner is a Jew who feels compelled to leave the country in order to survive the German occupation during WWII. His wife Marion is an actress and a member of the Resistance who goes on to direct the theater for him. She tries to keep the theater alive by rehearsing a new play. She hires Bernard Granger for the leading role. The troupe believes that the show must go on no matter the circumstances. But Lucas never left the country, he is actually hiding in the basement.