FBI Special Agent Zoe Prime suffers from a rare condition which also gives her a unique talent - she views the world through a lens of numbers. The numbers torment her, make her unable to relate to people, and give her a failed romantic life - yet they also allow her to see patterns that no other FBI agent can see. Zoe keeps her condition a secret, ashamed, in fear her colleagues may find out. 

FBI Special Agent and single mom Laura Frost, 35, is haunted by her talent: a psychic ability which she refuses to face and which she keeps secret from her colleagues. Yet as much as Laura wants to be normal, she cannot turn off the flood of images that plague her at every turn. Vivid flashbacks. Nightmares of killers and their victims. And glimpses of what a killer may do next. 

FBI Agent Ella Dark, 29, is given her big chance to achieve her life’s dream: to join the Behavioral Crimes Unit. Ella has a hidden obsession: She has studied serial killers from the time she could read, devastated by the murder of her own sister. With her photographic memory, she has obtained an encyclopedic knowledge of every serial killer, every victim, and every case. Singled out for her brilliant mind, Ella is invited to join the big leagues. 

In the rough streets of 1920s New York City, 34 year-old Ava Gold, a widower and single mom, claws her way up to become the first female homicide detective in her NYPD precinct. She is as tough as they come, and willing to hold her own in a man’s world. But when a psychotic serial killer unleashes a rampage, murdering young women across the city, Ava will have to search the dark canals of the twisted killer’s mind if she has any hope of hunting him down. 

When 23-year-old Cassandra Vale accepts her first job as an au pair, she finds herself placed with a wealthy family in a rural estate outside of Paris, and all seems too good to be true. But she soon discovers that behind the gilded gates lies a dysfunctional family, a twisted marriage, troubled children, and secrets too dark to air.  

Now a seasoned FBI agent, Nora discovers that having experience working for the bureau is much different than knowing what'll happen next. When a shooting takes place at Joint Base Andrews, she finds that the killer has committed suicide but the question of what happened is more alive than ever. Meanwhile, her personal life threatens to explode when Travis takes up the case of another woman.  

The bodies of a husband and wife are found in a patch of woods in small-town, rural Arkansas by a neighboring farmer. They were shot with an arrow, gutted, and left to bleed out. The killer also removed their eyes and replaced them with large cat’s-eye marbles. The murder method and signature are too bizarre to point toward an isolated incident, and FBI Special Agent Brandon Fisher recognizes this right away. His boss with the Behavioral Analysis Unit, Supervisory Special Agent Jack Harper, confirms that he’s crossed paths with this killer several years ago.

There's been a brutal murder in the Surrey countryside and it's DC Kate O'Connell's first case. Will it also be her last? Kate was driven to become a detective following the tragic murder of her aunt when she was a teenager. Memories of that unsolved case, and how she handled it, hang over her to this day. But Kate is keen to prove herself to her superiors and fights to break through the lies that surround this new victim’s life. Meanwhile, the chilling nature of the murder dredges up those disturbing memories, and Kate begins to wonder if there's a link between the two cases.

Her breath hitches, and her stomach lurches, tossing up bile into the back of her throat. The man holds the revolver to her head and says, “Let’s play a little game”. She closes her eyes with each pull of the trigger, almost praying for a bullet. They told her if the gun doesn’t kill her, they’d take their time...The recent murder of a defense attorney has Detective Madison Knight fueled to find justice for him and a lawyer who was killed eight years ago. She’d never solved that crime, but she’s always had a strong suspicion who was behind the murder.

When Detective Kjeld Nygaard is called to the discovery of a body in the burnt-out shell of a house, his heart sinks. He never wanted to see this house again. The house of a notorious serial killer. The house where he rescued Louisa Karlsson from being murdered. But when they discover the body is in fact Louisa, the mystery deepens. It can’t be the old serial killer. He’s dead. Then another body is found, again killed in the exact place where Kjeld saved them from another murderer. Another survivor dead.

Psychologist and criminologist Dr. Gretchen White is a specialist in antisocial personality disorders and violent crimes. She’s helped solve enough prominent cases for detective Patrick Shaughnessy that her own history is often overlooked: Gretchen is an admitted sociopath once suspected of killing her aunt. Shaughnessy still thinks Gretchen got away with murder. It’s not going to happen again. 

When a man is found savagely 'crucified' amidst a murky swamp in northern Australia, Detective Dana Russo and her team are called to a shocking scene. The victim is a convicted rapist, just released from prison, who years earlier committed an atrocious crime yards from where he was killed. Who murdered him - and why? With several potential leads, the investigation quickly becomes more complex and sinister than anyone imagined. And Dana realises she'll have to confront her own troubled past to understand the true motives of the killer.

Remi Laurent, 34, a brilliant history professor at Georgetown, is the world’s leading expert on obscure historic artifacts. Shocked when the FBI asks for her help in finding a killer, she finds herself reluctantly partnered with this rude American FBI agent. Special Agent Walker and Remi Laurent are an unlikely duo. With his ability to enter killers’ minds, and her unparalleled scholarship, the only thing they have in common is their determination to decode the clues, and stop a killer.

Homicide detective Levi Abrams is barely holding his life together. He’s reeling from the fallout of a fatal shooting, and his relationship with his boyfriend is crumbling. The last thing he’s prepared for is a serial killer stalking the streets of Las Vegas. Or how he keeps getting thrown into the path of annoyingly charming bounty hunter Dominic Russo. Dominic likes his life free of complications. That means no tangling with cops—especially prickly, uptight detectives. But when he stumbles across one of the Seven of Spades’s horrifying crime scenes, he can’t let go, despite Levi’s warnings to stay away. The Seven of Spades is ruthless and always two moves ahead. Worst of all, they’ve taken a dangerously personal interest in Levi and Dominic. Forced to trust each other, the two men race to discover the killer’s identity, revealing hidden truths along the way and sparking a bond neither man expected. But that may not be enough to protect them. 

Twelve cold cases. Twelve kidnapped women. One diabolical serial killer. In this riveting suspense thriller, a brilliant FBI agent faces a deadly challenge: decipher the mystery before each one is murdered. FBI Special Agent Maya Gray, 39, has seen it all. She’s one of BAU’s rising stars and the go-to agent for hard-to-crack serial cases. When she receives a handwritten postcard promising to release 12 kidnapped women if she will solve 12 cold cases, she assumes it’s a hoax.