Two detectives go undercover in Venice, Italy, in the New York Times–bestselling series by “the undisputed crime fiction queen” (The Baltimore Sun).

A priest recently returned from years of missionary work has made a personal request of Commissario Guido Brunetti—but the police detective suspects the man’s motives. A new, American-style Protestant sect has begun to meet in Venice, and it’s possible the priest is merely apprehensive of the competition. But the preacher could also be fleecing his growing flock, so Brunetti and Inspector Vianello, along with their wives, decide to go undercover. In the midst of the investigation, though, the body of a Gypsy child washes up in a canal—and Brunetti finds himself haunted by both the crime and the girl . . .