Once bound
(Book)

In this heart-pounding thriller, women are being found dead on train tracks across the country, forcing the FBI into a mad race against time to catch the serial killer. FBI Special Agent Riley Paige may have finally met her match: a sadistic killer, binding victims to the tracks to be killed by incoming trains. A killer smart enough to evade capture across many states--and charming enough to go unseen. She soon learns it will require all of her faculties to enter into his sick mind--a mind which she unsure she wants to enter. And all with a final twist that is so shocking, even Riley could not expect it.