Serving the customers of a department store, the salesgirls in their blue uniform go out of their way to serve them. But in their young minds, one idea surpasses all: the hunt for a husband. Ana is in love with Juan, who seems to be very well in his condition of single. Olga has aspirations of the highest level, as her boyfriend must own a great car. Pilar aims to win a radio contest. And there is also Álvaro, the lawyer whose only cause capable of defending, and even with a resounding failure, is the freedom of the bachelor.

A news story in the newspapers announces the investigation by the police of a major scam. Precisely, following the steps of the author of that crime, we will know the cabaret where the whole action of this drama will take place. A place where the paths of a multitude of characters cross and where it is possible to find men and women of great humanity.

Clara, determined to earn her living and be valued for herself, leaves his rich father's home, changes her name and takes a room. While copying paintings at El Prado Museum, she meets Juan, who is also hiding his identity, pursued under charge of murder.