How to play the Expansion for the League of the Scarlet Pimpernel

About The League of the Scarlet Pimpernel, from BoardGameGeek:

In The League of the Scarlet Pimpernel, Sir Percival Blakeney Baronet and his group of friends aim to undermine the bloodthirsty revolution by saving French aristocrats from the guillotine. Danger of being captured and delivered to the guillotine themselves is real. Their final objective is to discover the location of the young Dauphin and free him. The revolutionaries have some tricks of their own. The reign of terror is spreading across the French countryside and it will only get worse. League of the Scarlet Pimpernel is a fully cooperative game of hand management and delivery disruption that allows players to play out the adventure from Baroness Emma Orczy classic novel on their tabletop. Chauvelin and Marguerite can optionally be added to increase thematic game play. Daring rescues, desperate fencing, careful planning, intelligent cooperation, and a little luck will bring you victory. -description from the publisher