When a 15-year-old girl fails to make it home after school, DI Heather Filson believes she’s dealing with just another teenage runaway. The girl’s grandfather, a notorious Glasgow gangster, disagrees. Convinced one of his underworld enemies has grabbed her, he’s prepared to bathe the city in blood in order to bring his princess home.

Haunted by his inability to track down and save his missing wife, DCI Robert Kett leaves the Metropolitan Police behind and moves to Norwich with his three young children, hoping to heal their broken family. But his newfound peace doesn’t last. Two newspaper delivery girls have gone missing in the city, and the clues point to a serial kidnapper. Kett is dragged into the centre of one of the darkest cases of his career - a case that pits him head-to-head against a horrifying evil.

Logan Wolf was the Behavioral Analysis Unit's most-respected profiler. Then, a serial killer murdered his wife and tore his life apart. Now, he's a vigilante fugitive, hiding from the FBI, while he hunts the nation's deadliest criminals. When a college student and her boyfriend vanish in West Texas, Wolf suspects the Devil's Rock killer, and poses as the missing girl's uncle to investigate the tiny town of Dusk Corners - the last place anyone saw the students alive. But the local sheriff doesn't trust Wolf, and it's just a matter of time before he learns Wolf's true identity.

Detective Mia Hart never planned to return home. One terrifying summer night, Mia lost two of her closest friends to suicide. Scarred and broken, she fled St. Lucy’s, a small island off the coast of Maine. Now fifteen years later, when the body of a journalist is fished out of the bay near St. Lucy’s cliffs, Mia is forced to help with the case - and face all she’s been running from. As she approaches the island, the wintery winds of Black Rock Bay usher Mia home again.

It seems like an open-and-shut case for FBI special agent Lucy Thorne when Eliza Cook walks into the field office. The teenage girl confesses to murdering a young boy. Disturbingly composed, she reveals chilling details only the killer could know. Beyond that Eliza doesn't say another word, leaving a vital question met with dead silence: Why did she do it?

Forced to choose between abortion or adoption, Olivia Carson’s younger sister, Lily, runs away from home. Sixteen and pregnant, she never returns. But she writes. Once a year, Lily mails a picture of her son, Josh, to Olivia until his thirteenth year. Then it’s Josh himself who arrives at Olivia’s house, alone, terrified, and in possession of a notarized declaration from Lily. It begins, “In the event I go missing...”

On the eve of their thirtieth birthday, twins Jasmine and Nicolas Moretti celebrate late into the night. But when Nicolas wakes several hazy hours later, Jasmine is dead—and he is covered in her blood. Panicking, he takes the murder weapon and runs into the cold Stockholm night. For the police, it’s an open-and-shut case. Nicolas is guilty. And given that he remembers so little of what happened that night, even he isn’t convinced of his innocence.

Lily Bradley is a respected psychotherapist married to a distinguished professor. They live in a dream house with their two children in close-knit Story Cove. Lily lives a well-ordered life. Or so it seems. As a therapist, she knows everyone keeps things hidden. Even her. Then sensual and free-spirited Arwen Harper rolls into town in her hand-painted VW van, her sixteen-year-old son riding shotgun. Overnight, Story Cove’s secrets are no longer safe. Because Arwen might know her new neighbors better than they know themselves.

Quitting her job as a high school science teacher to join the Seattle Police Department was an easy decision for Tracy Crosswhite. Years earlier, what should have been one of the happiest days of her life instead became her worst nightmare when her younger sister, Sarah, disappeared. After the murder trial, while her family disintegrated, Tracy turned her heartbreak and her lingering questions into a passion for justice.

Still reeling from a personal tragedy, investigative journalist Rooker Lindström finds a grim hideaway from the world. It’s the dilapidated cabin on Minnesota’s Deer Lake bequeathed to him by his late father—one of the most notorious serial killers in the state. If the walls of this murder house could talk, they’d scream. Detective Tess Harlow needs something from Rooker only he can provide: a window into the mind of a murderer. A copycat is on the prowl, following in the footsteps of Rooker’s father. 

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.

Lisa Power is a tortured ghost of her former self. The author of a bestselling thriller called Thief River Falls, named after her rural Minnesota hometown, Lisa is secluded in her remote house as she struggles with the loss of her entire family: a series of tragedies she calls the “Dark Star.” Then a nameless runaway boy shows up at her door with a terrifying story: He’s just escaped death after witnessing a brutal murder - a crime the police want to cover up. Obsessed with the boy’s safety, Lisa resolves to expose this crime.

Lieutenant Abby Mullen is no stranger to crisis. As the hostage negotiation instructor for the NYPD, she deals with worst-case scenarios every day. Nothing fazes her anymore. That all changes when she gets a call from Eden Fletcher, a fellow survivor of the infamous Wilcox cult. The two haven’t spoken since the night of a tragic, fiery massacre, when their paths diverged. But now Eden needs Abby’s help: someone has kidnapped her son and is demanding a $5 million ransom. As Abby throws herself into the case, she can’t help but wonder why the kidnapper has targeted Eden.

Private investigator Jessica Shaw is used to getting anonymous tips. But after receiving a photo of a three-year-old kidnapped from Los Angeles twenty-five years ago, Jessica is stunned to recognize the little girl as herself. Eager for answers, Jessica heads to LA’s dark underbelly. When she learns that her biological mother was killed the night she was abducted, Jessica’s determined to solve a case the police have forgotten. 

This is Reaper speaking. So begins an anonymous letter published in a Utah newspaper after a young couple is viciously murdered. Tooele County sheriff Elizabeth Gray leads the investigation into the double homicide, which is eerily reminiscent of a string of brutal killings years ago. When the letter leads detectives to yet another body, Gray calls on an old friend for help.