Several men have been murdered lately, mostly rich lovers on their way to meet their mistresses with gifts of fine jewelry. To fight this scourge, King Louis XIV decides to create a special court named "La chambre ardente", designed to find and punish the perpetrators of such heinous crimes. An unexpected person, Mademoiselle de Scudéry, the famous poetess, will find herself entangled in the web of a criminal intrigue linked with the jewel murders, along with a a goldsmith, his daughter and her fiancé...