: In 1942, Canadian intelligence officer Max Vatan (Brad Pitt) parachutes into French Morocco to meet French Resistance fighter Marianne Beauséjour (Marion Cotillard). The two must pose as a devoted married couple in Casablanca to gain access to a party and assassinate the German ambassador.
: Refusing to believe the accusation, Max embarks on a desperate, unauthorized mission of his own to prove Marianne's innocence, risking his life and career to uncover the truth. Background and Origins
: To test her loyalty, the British government orchestrates a "blue dye" operation. Max is ordered to execute his wife himself if she is proven to be a spy; if he fails to do so, they will both be executed for treason.