In the Paris of Beloved Louis XV, the time has come for duels of honor. The life of Françoise, a 15-year-old girl from a good family, is upended when her father dies in a duel against Baron de Valmy, France’s finest swordsman. Abandoning corsets and lace, she vows to avenge him and learns the art of fencing. From rich salons to fetid alleys, from court ladies to prostitutes, through betrayals and unspeakable secrets, her quest for revenge will bear the following signature: Her Majesty Vengeance.