Le Chevalier d'Eon 3

Lia is still searching for her murderer, but will success save her soul or doom her to the fires of hell? Her fate is tied to the destiny of the kingdom of France and the bloodthirsty cult that plots to destroy it. So when the cultists kidnap the king's mistress, the Chevalier Sphinx finds herself in a deadly race against time! From the Trade Paperback edition