"The first book in a rollicking new historical-fantasy series that reinvents the French Revolution with vampires as the aristocrats, in a lively retelling of The Scarlet Pimpernel from the author of the beloved Invisible Library series. It is 1793 and theFrench Revolution is in full swing. Vampires are a normal part of society across Europe--usually rich and aristocratic, they have slaked the guillotines thirst in large numbers. The mysterious Scarlet...