One morning in August 1944, the inhabitants of a French village are celebrating their premature liberation. The festivities are interrupted by the arrival of an exhausted, leaderless German detachment. A few kilometers away, the inhabitants of the village of Muzière negotiate with the Germans and agree to a truce. But the arrival of a Wehrmacht captain, anxious to regain control of the men, puts an end to this fragile peace process. The captain suggested meeting the Americans and surrendering to regular troops rather than civilians. The inhabitants of Muzière, believing the truce to be broken, fire on the Germans and, on this misunderstanding, the guns start talking again.

In France, during the Second World War, journalist Paul Roy is a member of the Resistance, while his colleague and friend Jacques Médina is a collaborator. But it's thanks to Jacques that Paul is able to remain free, as he shelters him in his home after a roundup. The two friends co-wrote various Nazi propaganda articles, which appeared under Jacques' byline. The situation becomes complicated when Paul becomes the lover of Jacques' wife.

During the Second World War, in 1943, two French prisoners, François and Michel, escape from Stalag B377 in northern Germany near the Baltic Sea. They meet another escaped compatriot, Pierre, who has donned the uniform of a German officer and joins them. Their goal: to reach neutral Sweden. To get there, they'll have to walk part of the way, then take a train to the coast and, from there, find a way to cross the sea to the shores of Sweden.

Michel has stolen from his employer, Mr Bellanger, for the love of Juliette. He is now in jail. One night, while sleeping in his cell, he wakes up all of a sudden, the gates open and he finds himself in a strange village where all the inhabitants have lost their memory. There, meets Juliette again who seems to agree to marry a powerful man, who might well be Bluebeard...