After the mysterious disappearance of an oil well owner, one of his workers, Gerardo assumes the business management. Soon, the owner's sister arrives from Argentina, and, believing that Gerardo killed her brother to keep the wells for himself, she starts working as a singer under a false name in the same casino her brother disappeared, in order to find out what exactly happened.

Mexican movie

El Pichi, El Trompas and El Orejas are street children who pick up a bill that Fernando has dropped, who prevents them from being arrested and offers them a job at a cake stand. Fernando meets Queta, El Pichi's sister, and they both feel attracted. This will lead Fernando to know the hardness of life for people in the suburbs.

Theatrical troupe schemes to expose corrupt dealings in local government.

Young woman breaks up with her fiance to shack up with her sister's husband.

Elderly woman bonds with other senior citizens for emotional support.

Heated rivalry over a bar-girl in a dive-y waterfront saloon.

Some thieves confront the detectives who surprise them while robbing a factory, but manage to escape.

José, a driver, and Laura, a dancer, were lovers. José couldn't dance with Laura due to his condition on his legs. Therefore, a man notices Laura's skill to dance and wants to do business with her, taking her on a dancing tour, which made José and Laura miss each other.

Young actress advances her career by choosing boyfriends judiciously.