In 1920s Mexico, the candidates being chosen to succeed the current president, El Caudillo, find themselves at his mercy as he will resort to anything to accomplish his will, including kidnapping, betrayal, and murder.
Middle-aged painter and young musician fall hard for each other while on vacation. Then she discovers he's married.
Mrs. Nínive Cánovas Cannesi (Marshall) comes back from a long tour visiting Europe and not even realizes that her house is being inhabited by two jobless and homeless bandits (Tin Tán and Tun Tún) with master keys who had been living there worry free. They all share the house for a period of time, unknowingly to each other, in a series of well crafted and perfectly timed scenes where Catita and Tin Tán can be in the same room without seeing each other... When Tin Tán notices her presence, poses as the help, intercepting the real employees and sending to the north pole, literally. So now that Catita has them at her service, she can take time for her real goal, the foundation of a House for old people so they can live happy until the day they die, but Tin Tán and Tun Tún keep getting in her way and complicating everything...
Gloria encounters Francisco, a man whose social veneer betrays a truer self burrowed underneath.
Cantinflas works as a porter, who writes letters and speeches in his old writing machine to earn an extra money, despite the fact that he still goes to school. The sentimental issues come when Cantinflas falls in love of his pretty neighborhood (Silvia Pinal), who is handicapped and unable to walk. The thing wont be easy, because a young military man also has feelings for the girl. But the porter wants to see her happy, and he will become a sort of Cyrano De Bergerac, writing love letters to her signed by the young soldier. His plan is simple: to win money in the horse races in order to pay the operation which will make her walk again.