New York City Medical Examiner Edward Jenner thought he'd got out, turning his back forever on forensics after the nightmare of 9/11. But then the students started turning up dead, their bodies forced into bizarre poses, and Jenner is dragged back onto the city's dark streets in a nightmare race against the clock - and the twisted imagination of a psychopath. College sophomore Ann DeJong survived the attack that killed her roommate; she thought she'd escaped, but the killer has other plans...