The Question and Answer section for The Scarlet Pimpernel is a great resource to ask questions, find answers, and discuss the novel.
Bilbot would represent the retribution of the French masses upon the aristocracy. He prides himself on catching aristocrats trying to flee the Paris. He really wants to catch the Pimpernel.
Lady Blakeney, while living in France as an actress, was famous for her beauty, but even more for her charisma, wit, and intelligence. When she marries Percy Blakeney, no one's quite sure what she's thinking. Since he's considered a dull turkey...