When a thirteen-year-old boy is found floating in the river Thames with his throat slit, William Monk, superintendent of the Thames River Police, pursues a child pornographer who runs a sex ring using small boys. Monk's wife Hester and several memorable characters from Dark Assassin return in this richly complex story.

"Though Monk is witness to the terrible bombing of an afternoon pleasure boat on the river that leaves 200 people dead, much to his dismay the case is taken from his hands and given over to the commissioner of police. An Egyptian man is quickly caught, tried, and sentenced to death--and then just as swiftly murdered in prison. When evidence surfaces that proves the dead man innocent, the case is handed back to Monk, who must now rely on his own memory...

"When a ransom exchange turns violent in the latest mystery from New York Times bestselling author Anne Perry, Commander William Monk faces an unthinkable possibility: betrayal by his own men. Local businessman Harry Exeter doesn't want the aid of the Thames River Police in tracking down the men who kidnapped his wife, Kate. He only asks them to help him navigate Jacob's Island, a creepy mass of decrepit buildings where he will hand off a large sum...

"In the course of his tenure with the Thames River Police, Commander Monk has yet to see a more gruesome crime scene: a Hungarian warehouse owner lies in the middle of his blood-sodden office, pierced through the chest with a bayonet and eerily surrounded by seventeen candles, their wicks dipped in blood. Suspecting the murder may be rooted in ethnic prejudice, Monk turns to London's Hungarian community in search of clues but finds his inquiries stymied...