Volpone, an elderly Venetian, connives with his money-crazed servant to convince his greedy friends that he is dying, knowing that each will try to curry favor with him in order to be named his heir. He is inundated with valuable gifts, and soon finds himself entangled deeper and deeper in a web of lies.

The adventurer Jeanne de Valois-Saint-Rémy, descendant (by the left hand) of the king of France Henri II, and who claims to be "Countess de la Motte", imagines a tortuous plan to steal a magnificent diamond necklace that the queen Marie-Antoinette refused to buy from the jewelers Boehmer and Bassange.