A novel by Michel De Saint Pierre was the source for Les Aristocrates. Pierre Fresnay stars an aging Marquis, who tries his best to uphold the traditions of nobility in an ever-changing world. The Marquis' children prefer the trappings of modern society and pop culture and regard their father as a relic. This cultural clash nearly results in tragedy when two of the Marquis' offspring substitute recklessness for common sense.

Womanizer Don Mateo helps a girl in a train when attacked by a other woman. This girl, Conchita - a cigarette maker, soon visits the rich Don Mateo at his palace in Sevillia. He falls for her, but she likes to play with him.