Nicole Le Guay d’Oiva, a young prostitute entangled in the infamous Diamond Necklace Scandal, spills the juicy details of a plot that rocked the French monarchy. She discusses her uncanny resemblance to Queen Marie Antoinette and the naïve Cardinal de Rohan, who was duped by the crafty con artist Jeanne de la Motte. The scandal showcased the corrupt court life at Versailles and became a catalyst for revolutionary sentiments. The ensuing public intrigue painted Marie Antoinette as a symbol of excess and moral decay, paving the way for the tumultuous waves of the French Revolution.