A atmospheric locked-room historical thriller set against the backdrop of the Medici dynasty in 1530s Renaissance Florence and the sequel to City of Vengeance.

D. V. Bishop is the pseudonym of award-winning writer David Bishop. His love for the city of Florence and the Renaissance period meant there could be only one setting for his historical thrillers. The first Cesare Aldo novel, City of Vengeance, won the Pitch Perfect competition at the Bloody Scotland crime writing festival and the NZ Booklovers Award for Best Adult Fiction Book. Book two in the series, The Darkest Sin, won the prestigious Crime Writers' Association Historical Dagger. He teaches creative writing at Edinburgh Napier University.