Can the Mistress of the Forge best the Mistress of the Night?Strength is forged in the moment when you dare to be vulnerable. Despite this inherent knowledge, Jacqueline Duval struggles with feelings of weakness and failure when a private celebration for her twin sister's marriage turns fraught with peril.Beset by vampires and insurrectionists and rogue monarchs, how is Jacqueline to keep her invited-and uninvited-guests safe, and the King of the French on the right side of the grave?