1940: During the chaotic running fights of the French army the 7th company disappears - nobody knows they've been taken captive. Only their scouting patrol, three witty but lazy guys, can escape and now wanders around behind the German lines. They'd like to just stay out the fights, but a Lieutenant urges them to use a captured truck to break through to their troops.
Enigmatic gangster Silien may or may not be responsible for informing on Faugel, who was just released from prison and is already involved in what should be a simple heist. By the end of this brutal, twisting, and multilayered policier, who will be left to trust?
Barny, although a Marxist, is intrigued by the mysteries of religion. In confession, she teases a priest, Léon Morin, but he is a young and intelligent man and ready to discuss anything.