An Austrian teenager marries the Dauphin of France and becomes that country's queen following the death of King Louis XV in 1774. Years later, after a life of luxury and privilege, Marie Antoinette loses her head during the French Revolution.

In 17th century France, cardinal Mazarin's death squad kills young Blanche's parents. She grows up to become a thief and steels a substance called Powder of the Devil and a coded letter that were sent to cardinal Mazarin. He is furious.