From Newbery Medalist Avi comes a richly imagined, action-packed companion to his bestselling medieval mysteries Midnight Magic and Murder at Midnight * "The novel's pace is quick, and. . . the ending completely satisfying." - Booklist, starred review"Another smart and compelling novel from one of our best children's writers." -- Tim McCarthy, Boswell Book Company​​​​​​​When King Claudio sends Mangus the Magician and his faithful servant, Fabrizio, to Venice to steal a manuscript that explains a magical method of making money, they must succeed in their mission or risk death. The manuscript is key to obtaining great profits for the king--and a secure future for Mangus and Fabrizio.But Venice in 1492 is a dangerous place, full of foggy canals, cunning informers, and harsh punishments for those who steal its secrets. Before long, Mangus is snatched away into prison, and it's up to Fabrizio and his secretive new friend, Bianca, to navigate the city, find the manuscript before their enemies do, and keep Mangus alive!