Three adventurers, Pierre, an engineer, Mailard, an escaped convict and Luis, a guitarist, are in search of gold in the Sahara. They happen to be captured by a group of Tuareg. Helped by Taina, a halfbreed, they manage to escape but their troubles are far from over.

In Central Europe, resistance to the Germans in growing. But the partisan leader is denounced and killed. His daughter and the son of the traitor love each other. Condemned by his comrades, the informer commits suicide in front of the young couple.

Katrina Mercier and her husband arrive in Canada's far north to run a trading post. Another trading post owner, Langrand, and police sergeant Spenlow, the only two civilized people in the area, fall in love with Katrina. They follow the husband and wife as they head further north for a chance that, until now, the husband has been reluctant to take. One day, Mercier catches his partner, an adventurer, trying to take advantage of Katrina; he kills him but is wounded. The couple and the two other whites attempt to return south, but Mercier dies of his wound along the way. Caught in a storm, the three survivors get lost; the dogs abandon them. Spenlow, realizing that Katrina loves Langrand, sacrifices himself to leave them his supplies; he is devoured by wolves. Langrand and Katrina are saved in extremis by a hunter.

François wants to buy a house to help underprivileged children. He lacks money, but a generous donor allows him to realize this dream.

Captain Palmer's daughter, Maria, is neglected by her husband, the cynical Leo, who lives with the beautiful Sylvia. To defeat his son-in-law, Palmer has the idea of ​​putting Sylvia back in the presence of Pierre, her first love. Leo takes revenge by creating many difficulties for Palmer who retaliates by starting a violent fight where Leo is killed. Everything seems to point to Pierre, but...

La Carcasse, an obtuse peasant, lives with his wife Lucie and his father-in-law Tord-cou. At odds with his son-in-law, the Tord-cou takes it into his head to marry Thérésa, the daughter of their neighbor Casimir. But the Carcass, too, feels attracted to the young woman...

Mado loves Henry but is coveted by Bob Torquella, a dangerous gangster. The latter, mad with jealousy, is prepared to do everything to get rid of Henri. He and his accomplice involve him in a dangerous robbery. Henri is hurt and arrested by the police. But the young man, a weak character, denounces his accomplices. Two years later, the two gangsters run away from prison. Bob finds that Henri and Mado are husband and wife and have a daughter. In a panic, Henri runs for cover.

A French squadron of camel drivers pursues a group of looters across the Sahara Desert. After experiencing heat, fever, and peril, the squadron finds the looters, but also lose their captain. The lieutenant takes command, leading the remaining men of the squadron back across the desert to their fort.

In his younger days, a dashing officer, Colonel Durand, compromised Madame De Monthieux, who entered a convent. Now, he is garrisoned at Strasbourg.

In the Canadian Far North, a couple is looking for a gold mine. They meet a sergeant and his friend. But the man is killed during a fight with an adventurer.