Homicide detective Elise Sandburg is traumatized after her run-in with a madman the press has dubbed "The Organ Thief". As Elise takes refuge in her deceased aunt Anastasia’s abandoned plantation to investigate and recover from her ordeal, she begins to question everything - from her dangerous line of work to her complex relationship with her handsome, tortured partner, David Gould. But with a madman on the loose, and her mother’s claims to still hear from Aunt Anastasia, she may have more immediate problems on her hands.

For three years, Detective Jude Fontaine was kept from the outside world. Held in an underground cell, her only contact was with her sadistic captor, and reading his face was her entire existence. Learning his every line, every movement, and every flicker of thought is what kept her alive. After her experience with isolation and torture, she is left with a fierce desire for justice - and a heightened ability to interpret the body language of both the living and the dead.

Convicted serial killer Benjamin Fisher has finally offered to lead San Bernardino detective Daniel Ellis to the isolated graves of his victims. One catch: he'll only do it if FBI profiler Reni Fisher, his estranged daughter, accompanies them. As hard as it is to exhume her traumatic childhood, Reni can’t say no. She still feels complicit in her father’s crimes.

He's looking for the perfect woman. Someone who won't disappoint him, like so many have before. Someone who'll love him. Someone who won't have to die for her mistakes. Give up, little darling. FBI agent Mary Cantrell has been called to Minneapolis to hunt down a killer. It's shaking her to the core, and reviving dreadful memories. Years ago, her best friend was murdered. Now the man convicted of the crime, Gavin Hitchcock, is free - and Mary's own sister Gillian, a local cop, has befriended him.

It's criminal profiler Ivy Dunlap's job to unravel the psyches of the most dangerous men alive. None haunt her dreams more than the killer who took her son's life sixteen years ago, then silently disappeared into the dark. Now an urgent request for help from the Chicago police has reawakened Ivy's greatest nightmare. The Madonna Murderer has returned to fulfill his calling. This time Ivy understands the killer, and will face her greatest fear to stop him from killing again.

Three Chicago women have been found strangled, embalmed, and posed as if still alive. Doubting the findings of the local PD’s profiler, the FBI calls on forensic psychologist Zoe Bentley to investigate. Zoe quickly gets off on the wrong foot with her new partner, Special Agent Tatum Gray. Zoe’s a hunter, intense and focused; Tatum’s a smug maverick with little respect for the rules.

Eleven. For three long years that’s what she was called by The Collector, the sexual sadist who enslaved her. Mia Deleon fought the odds and escaped only to discover that no one would believe her about the ordeal she’d endured. Not the police. Not her family or friends. Even the investigators she hired couldn’t find a trace of the sexual predator. So with help she disappeared, always looking over her shoulder, living in the shadows. Knowing she’d never be safe while he was still free. Security expert Jude Bishop had helped her vanish. 

Tracy Crosswhite has spent 20 years questioning the facts surrounding her sister Sarah’s disappearance and the murder trial that followed. She doesn’t believe that Edmund House - a convicted rapist and the man condemned for Sarah’s murder - is the guilty party. Motivated by the opportunity to obtain real justice, Tracy became a homicide detective with the Seattle PD and dedicated her life to tracking down killers.

Years ago, in the town of Saxon Falls, young Kelsey Willard disappeared and was presumed dead. The tragedy left her family with a fractured life - a mother out to numb the pain, a father losing a battle with his own private demons, and a sister desperate for closure. But now another teenage girl has gone missing. It's ripping open old wounds for the Willards, dragging them back into a painful past, and leaving them unprepared for where it will take them next.

When Penny Matthews, a seven-year-old girl with blonde curls and a gap-toothed smile, goes missing in the Appalachian mountains, Detective Ellie Reeves is called straight to the scene. According to Penny’s parents, their daughter vanished after a picnic by the creek. All that’s left behind is a pink friendship bracelet etched with “Penny”. 

It's Halloween, and life is grim for twenty-three-year-old Dimitri Petrov. It's the one-year anniversary of his parents' deaths, he's stuck on page one thousand of his Rasputin zombie novel, and he makes his living writing obituaries. But things turn from bleak to terrifying when Dimitri is assigned to cover a séance at the reputedly haunted Aspinwall Mansion. There, Dimitri meets Lisa, a punk-rock drummer he falls hard for. But just as he's about to ask her out, he unwittingly unleashes malevolent forces, throwing him into a deadly mystery.

For more than twenty-five years, Philadelphia homicide detective Bree Taggert has tucked away the nightmarish childhood memories of her parents’ murder-suicide…. Until her younger sister, Erin, is killed in a crime that echoes that tragic night: innocent witnesses and a stormy marriage that ended in gunfire. There’s just one chilling difference. Erin’s husband, Justin, has vanished.

Forensic psychologist and single mother Ann Bailey has joined forces with Montana Highway Patrol officer Bryce McCabe. An expert in untangling the motives of depraved minds, Ann is tasked to help solve the mystery of two murdered women doused with gasoline and set aflame. It’s not hard for Ann to be reminded of the charismatic Elijah Weston, who served a decade in prison for arson - a crime that nearly cost Ann her life. Elijah may have been exonerated, but the connection to these rage killings is impossible for Ann to ignore.

They are the most violent, blood-thirsty, and vicious of criminals. While hunting for them, FBI profilers call these monsters UNSUBS, short for "unknown subjects of ongoing investigations". At any given time, in the United States there are more than 50 serial killers at large, preying on vulnerable, unsuspecting victims. Until yesterday, no one knew Florida had another serial killer on the loose. Special Agent Tess Winnett calls this particularly elusive one the "Taker of Lives".

When two young girls disappear from their primary school, the village of Heighington is put on high alert - and not for the first time. Called in to investigate, Detective Karen Hart is sure that parallels with a previous disappearance are anything but coincidental. DS Hart is still reeling from a case she tried and failed to solve eighteen months ago, when a young woman vanished without a trace. She’s no nearer to the truth of what happened to Amy Fisher, but with two children missing now, too, the stakes have never been higher.