Thief Gaston Monescu and pickpocket Lily are partners in crime and love. Working for perfume company executive Mariette Colet, the two crooks decide to combine their criminal talents to rob their employer. Under the alias of Monsieur Laval, Gaston uses his position as Mariette's personal secretary to become closer to her. However, he takes things too far when he actually falls in love with Mariette, and has to choose between her and Lily.

American multi-millionaire Michael Brandon marries his eighth wife, Nicole, the daughter of a broke French Marquis. But she doesn't want to be only a number in the line of his ex-wives and undertakes her own strategy to tame him.

An independent woman can't choose between the two men she loves.