"The first victim is attacked in her home. Tied to her bed, forced to watch every unspeakable act of cruelty--but unable to scream. The second murder is even more twisted. Signed, sealed, and delivered with a message for the police, stuffed in the victim's throat: a fractured nursery rhyme that ends with a warning: 'There will be more.' For detective Jack Murphy, it's more than a threat. It's a personal invitation to play--and no one plays rougher...

Serial Crimes Unit DI Anjelica Henley races to stop a copycat killer and prevent her own death before the ruthless murderer who is being imitated takes matters into his own hands. A serial killer and his copycat are locked in a violent game of cat and mouse. Can DI Angelica Henley stop them before it's too late? On the day she returns to active duty with the Serial Crimes Unit, Detective Inspector Angelica Henley is called to a crime scene. Dismembered...

Still recovering from the Ragdoll case, Detective Emily Baxter delves into yet another gruesome case when a copycat killer emerges in New York City and must shake off the grief and fear that have paralyzed her to stop the murders.

After discovering a young woman's body in her hotel bathtub drained of blood and missing her left hand, which later turns up on the second victim's body hours later, homicide detective Jack Murphy risks everything to beat a twisted serial killer at his own game.

Investigators Mila Vasquez and Goran Gavila unravel the layers of a series of twisted murders that begin with the discovery of the severed arms of five missing girls who were abducted in broad daylight.

Suzanne Perry is having a vivid nightmare. Someone is in her bedroom, touching her, and she can't move a muscle. She wakes, relieved to put the nightmare behind her, but when she opens the curtains, she sees a polaroid stuck to the window. A photo of her, sleeping, taken during the night. And underneath, the words: "I'm watching over you." Her nightmare isn't over. In fact, it's just beginning. Detective Inspector Phil Brennan of the Major Incident...

Play a song for me... Musicians are being murdered in New Orleans, but Arnie Watson apparently died by his own hand. When Tyler Anderson plays the saxophone he inherited from Arnie, he believes he sees visions of his friend's life-and death. He becomes convinced Arnie was murdered and that the instrument had something to do with it, and with whatever's happening all over the city... Tyler knows his theory sounds crazy, so he approaches Danni Cafferty,...

When a teenager from a wealthy suburb outside of Oakland, California is dumped at an inner city bus stop, homicide detective Matt Sinclair catches the case. It's his first since being bumped to desk duty for a bust that went south fast. With few leads and plenty of attention, it's the worst kind of case to help him get back up to speed. It only gets worse as the bodies start to pile up--first at the same bus bench, then around the city.

FBI agent Patrick Bowers, called to Asheville, North Carolina to investigate a serial killer who targets young women and leaves a chess piece behind, suspects that the murderer has ties to the current state governor.

Beside each body, he leaves a simple charm bearing a woman's name. The victims were strangers to each other, but they have been chosen with the utmost care. Each bears a striking resemblance to Kendall Shaw, a local anchorwoman...each brutally strangled by a madman whose obsession will never end.