At a hotel in the middle of the Sahara, an old man and his daughter try to keep the location of a hidden treasure from a collection of thieves and criminals staying at the hotel who are determined to get it. A suave gentleman thief arrives at the hotel one day with his own plan to get the loot, but complications ensue when he begins to fall for the daughter.

To save his daughter Manon from falling into the hands of a vicious gang of pimps, convict Jacques Costard escapes from jail. Jacques' problems are twofold: he must keep Manon from being abducted into a life of prostitution, and he must also hide his true identity from the girl, who has been raised to believe that Jacques died a hero in WWI.

The Great Elmer and Company, two out-of-work magicians, help lovelorn Jerry Bronson adopt Spanky Milford, to distract him. When Bronson makes up and elopes, the pair are stuck with the little boy. But Spanky inherits a Kentucky fortune, so they head south to Banesville, where the Milfords and Wakefields are conducting a bitter feud.

Karl is the workaholic adopted son while Stephan is the lazy one. They both go to Munich to study medicine and Karl is at the top of the class while Stephan is barely passing. When Stephan's actions causes the death of Anna, Karl is the one who takes the wrap and three years in prison. When he gets out, he finds Stephan is dead and a sick child needs an operation and he does brilliant surgery. This gets him noticed and his mother tells them that he is Stephan Brenner, not Karl Brenner. She tells Karl that he must cure sickness in the world. But, being that he is Stephan, he can no longer marry Lottie, as she is now his sister.

A social climber charms a debutante, seduces a factory worker and commits murder.