The life of Jeanne Bécu, who was born as the illegitimate daughter of an impoverished seamstress in 1743 and went on to rise through the Court of Louis XV to become his last official mistress.

Best friends Marie and Alexia decide to spend a quiet weekend at Alexia's parents' secluded farmhouse. But on the night of their arrival, the girls' idyllic getaway turns into an endless night of ...