In Pursuit of the Black Swan

Lady Alexandra Weston cannot stop loving her childhood nemesis, Captain Edward Devon. When he disappears in the war against Napoleon, she is determined to find him. Disguising herself as her twin brother, she sets off to search for him through war-torn France.
Edward is working undercover as the notorious Black Swan.When Alexandra appears at a masque in Paris on the arm of one of France's most infamous insurgents, all evidence indicates she is a spy and traitor. But his heart tells him differently.