By day, they’re invisible—valets, hostesses, and bartenders at a luxury hotel. By night, they’re the Carjackers, a crew of skilled drivers who track and rob wealthy clients on the road….

In 1887, at a time when duels are in vogue in Paris, Clément Lacaze and Marie-Rose Astié meet. He’s a charismatic master of arms; she’s a feminist, far ahead of…