1x11 - The Adventures of the Scarlet Pimpernel

Chauvelin, to Sir Percy's amazement, appoints Jacques Fleury as French ambassador. Lord Richard Hasing's eye for Fleury's wife, Renee, becomes the talk of the court, but Renee Fleury is secretly complicit in Chauvelin's plan to kill her husband, and blame Lord Richard so France can declare war on Britain.