An electrifying serial killer thriller from the New York Times No.1 bestseller. True evil has a face you know and a voice you trust...Dr Chris Shepard has been happily married for just one year. Then FBI agent Alex Morse brings him the news no newly-wed should hear. His beautiful wife recently visited a local divorce attorney. And the attorney has a cluster of clients whose spouses have all conveniently died, apparently of natural causes...Morse has just one question for Dr Shepard: will he act as bait to catch the killer?