The authors combine the text of The Mystery of Edwin Drood, literary scholarship, the detective genre, and their knowledge of Rome to produce a hilarious, offbeat satire. Translated by Gregory Dowling. A Helen and Kurt Wolff Book

The month, November. Glittering worldliness and dubious shabbiness overlap, passion and suspicion intertwine in a three-day Venetian adventure, bookended by the arrival of a plane and the departure of a ship. It begins with a troubling encounter on a flight to Venice. She is an elegant Roman signora on the search for undervalued paintings and he a mysterious tour guide. She is invited to cosmopolitan parties by Venetian social and art glitterati. Mr. Silvera, a guide whose erudition and distinction are in sharp contrast with his beat-up suitcase and stain-spotted raincoat, drags his shabby...