Someone is stalking webcam models. He lurks in the untouchable recesses of the dark web. He's watching you. Right now. When watching is no longer enough, he comes calling. He's the last thing you'll ever see before the blood gets in your eyes. Chicago homicide Detective Tom Mankowski is no stranger to homicidal maniacs. But this one is the worst he's ever chased, with an agenda that will make even the most die-hard horror reader turn on all their lights, and switch off all the Internet, WiFi, computers and electronic devices.