Enter a world of romance, danger, and superstition in the in the fourth thrilling book in the Order of Darkness series from #1 New York Times bestselling author Philippa Gregory. Luca Vero is a member of the secret Order of Darkness, tasked by his master to uncover the truth behind strange happenings. Alongside Lady Isolde, her friend and confidant, Ishraq, Luca's manservant, Freize, and Brother Peter, Luca travels miles acorss medieval Europe?seeking out the signs of the end of days, judging the supernatural, and test the new science. Trapped in a village possessed by a dancing madness, the group fights to keep their own sanity. When