When a joint FBI-Seattle Police investigation of an international child pornography ring gets too close to certain powerful people, sex-crimes detective Livia Lone becomes the target of a hit that barely goes awry - a hit that had been offered to John Rain, a retired specialist in "natural causes." Suspecting the FBI itself was behind the attack, Livia reaches out to former Marine sniper Dox. Together, they assemble an ad hoc group to identify and neutralize the threat. There’s Rain. Rain’s estranged lover, Mossad agent and honeytrap specialist Delilah.

Single mother Maisey Addington has always fallen short of her own mother’s expectations - never married, a bit adrift, wasting her high IQ on dead-end jobs. The only thing Maisey’s sure she’s gotten right is her relationship with her twelve-year-old daughter, Elle...until a phone call blows apart the precarious balance of their lives. Maisey’s mother is in a coma, and her aging father faces charges of abuse and neglect.

Three university scientists are found dead in a gruesome murder-suicide, and the only suspect in the case, Victor Lazar, is quickly captured. When the spate of violent suicides follows him to prison he is moved to solitary confinement, reserved for the highest-risk inmates. And then his assigned psychologist inexplicably takes his own life. Alex Madison, a former forensic psychologist turned private therapist, is brought in to interview Victor. He suspects that Victor is controlling his victims, somehow coaxing them into a suggestive trance.

Everyone thinks fourteen-year-old Violet is a murderer. After a summer-night swim with her best friend, Ainsley, Violet is found confused, wandering in the forest - and Ainsley’s never seen again. But without a body, murder charges won’t stick, so Violet is sent away. After more than a decade in a psychiatric ward, Violet returns to her broken-down hometown of Normal, Alabama, to claim her dead mother’s inheritance and help her overworked sister care for their unstable, alcoholic father.

When a mutilated body is found hanging in a seedy motel in Philadelphia, forensics specialist Liam Dwyer assumes the crime scene will be business as usual. Instead, the victim turns out to be a woman he’d had an affair with before breaking it off to save his marriage. But there’s a bigger problem: Liam has no memory of where he was or what he did on the night of the murder.

After artist Claire Beaudry Chase is attacked and left for dead in her home on the Connecticut coast, she doesn’t know who she can trust. But her well-connected husband, Griffin—who is running for governor—is her prime suspect. Just before the attack, Claire was preparing for an exhibit of her shadow boxes, one of which clearly accuses Griffin of a violent crime committed 25 years ago.

FBI Special Agent Nina Guerrera escaped a serial killer’s trap at 16. Years later, when she’s jumped in a Virginia park, a video of the attack goes viral. Legions of new fans are not the only ones impressed with her fighting skills. The man who abducted her 11 years ago is watching. Determined to reclaim his lost prize, he commits a grisly murder designed to pull her into the investigation...but his games are just beginning. And he’s using the internet to invite the public to play along.

It was supposed to be the perfect reunion: six university friends together again after twenty years. Host Ali finally has the life she always wanted, a career she can be proud of and a wonderful family with her college boyfriend, now husband. But that night her best friend makes an accusation so shocking that nothing will ever be the same again.

When small-town police officers discover the grave of a young boy, they’re quick to pin the crime on a convicted criminal who lives nearby. But when it comes to murder, Officer Susan Marlan never trusts a simple explanation, so she’s just getting started. Meanwhile, college professor Eric Evans hallucinates a young boy in overalls: a symptom of his schizophrenia - or so he thinks. But when more bodies turn up, Eric has more visions, and they mirror details of the murder case.

On the muddy banks of the Calumet River, a body has been found posed next to a series of mysterious glyphs and bearing wounds from a ritualistic slaying. Chicago detective Addie Bisset knows only one man who can decipher the message left by the killer: her friend Dr. Evan Wilding. A brilliant forensic semiotician, Evan decodes the etchings as Viking Age runes. They suggest either human sacrifice or righteous punishment. But to what god? And for what sins? Only one thing is clear from the disturbing runic riddles: there are more victims to come.

After a long career as a police officer, Moira hopes a move to a luxury retirement community will mean she can finally leave the detective work to the youngsters and focus on a quieter life. But it turns out The Homestead is far from paradise. When she discovers the body of a young woman floating in one of the pools, surrounded by thousands of dollar bills, her crime-fighting instinct kicks back in and she joins up with fellow ex-cops - and new neighbours - Philip, Lizzie and Rick to investigate the murder.

When a woman's body is discovered in a cathedral and hours later a young man is found hanging from a tree outside his home, Detective Lottie Parker is called in to lead the investigation. Both bodies have the same distinctive tattoo clumsily inscribed on their legs. It's clear the pair are connected, but how? The trail leads Lottie to St Angela's, a former children's home, with a dark connection to her own family history. Suddenly the case just got personal.

Eve Dallas is a New York police lieutenant hunting for a ruthless killer. In over ten years on the force, she’s seen it all - and knows her survival depends on her instincts. And she’s going against every warning telling her not to get involved with Roarke, an Irish billionaire - and a suspect in Eve’s murder investigation.

DI Amy Winter is hoping to follow in the footsteps of her highly respected police officer father. But when a letter arrives from the prison cell of Lillian Grimes, one half of a notorious husband-and-wife serial-killer team, it contains a revelation that will tear her life apart. Responsible for a string of heinous killings decades ago, Lillian is pure evil. A psychopathic murderer. And Amy’s biological mother. Now, she is ready to reveal the location of three of her victims - but only if Amy plays along with her twisted game.

In this prequel to the international best seller The Ruin, set 10 years prior, bright-eyed Carrie Ryan is at the very start of her career. When she has a hunch about an ongoing murder investigation, she knows it could be her only chance to prove herself and truly break into the “boys' club” of Dublin’s police force.