Reporter McKenzie McClendon is on the trail of a hot story, tracking The Cradle Robber, a sadistic serial killer. He preys on pregnant women, leaving them to die while he disappears with their babies. Jonas Cleary believes his slain wife was The Cradle Robber's first victim and that his son is still alive, lost in the underground world of the black market baby trade. With a child's future hanging in the balance, the lives of five people careen toward a terrifying collision. It's up to McKenzie to discover which key will unlock the puzzle, and which will get her killed.