When a ransom exchange turns deadly in this thrilling mystery from bestselling author Anne Perry, Commander William Monk faces an unthinkable possibility: betrayal by his own men. NAMED ONE OF THE BEST CRIME NOVELS OF THE YEAR BY THE NEW YORK TIMES BOOK REVIEW - "Riveting . . . one of the series' more powerful recent entries."--Publishers Weekly When kidnappers choose a broken-down waterside slum as...