In Left to Die, FBI special agent Adele Sharp is a German-and-French raised American with triple citizenship—and an invaluable asset in bringing criminals to justice as they cross American and European borders. When a serial killer case spanning three US states goes cold, Adele returns to San Francisco and to the man she hopes to marry. But after a shocking twist, a new lead surfaces and Adele is dispatched to Paris, to lead an international manhunt.

Kit Darling is a maid with a snooping problem. She’s the “invisible girl,” compelled to poke into her wealthy clients’ closely guarded lives. It’s a harmless hobby until Kit sees something she can’t unsee in the home of her brand-new clients: a secret so dark it could destroy the privileged couple expecting their first child. This makes Kit dangerous to the couple. In turn, it makes the couple—who might kill to keep their secret—dangerous to Kit.

A psychopath is terrorizing Copenhagen. His calling card is a “chestnut man” - a handmade doll made of matchsticks and two chestnuts - which he leaves at each bloody crime scene. Examining the dolls, forensics makes a shocking discovery - a fingerprint belonging to a young girl, a government minister’s daughter who had been kidnapped and murdered a year ago. A tragic coincidence - or something more twisted? To save innocent lives, a pair of detectives must put aside their differences to piece together the Chestnut Man’s gruesome clues.

A woman is found naked, badly beaten and barely alive in the New Mexico mountains. The shocking discovery plunges Albuquerque Detective Alyssa Wyatt into a case that will test her to the limit. It appears that Callie McCormick is the latest plaything of a shadowy psychopath that leaves a long shadow on the streets of New Mexico - an individual linked to a string of deaths but leaving no evidence. But when Alyssa makes a breakthrough that just might reveal the killer, she unknowingly puts herself in the crosshairs of a brutal maniac - one with an old score to settle.

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.

Summer 1980: Despite the local superstition that the Bendy Man haunts the woods, three girls go into a Minnesota forest. Only one comes out, dead silent, her memory gone. The mystery of the Taken Ones captures the nation. Summer 2022: Cold case detective Van Reed and forensic scientist Harry Steinbeck are assigned a disturbing homicide—a woman buried alive, clutching a heart charm necklace belonging to one of the vanished girls. Van follows her gut. Harry trusts in facts. They’re both desperate to catch a killer before he kills again.

I don’t wish to frighten you, reads the anonymous note introverted and bullied eight-year-old Leo Cruz finds in his backpack. All the sender asks is that he avoid a certain spot on a certain day, or he’ll die. Leo has reason to be afraid. The warning hearkens back to nearly a decade ago - to the same site, where a murder has become local folklore and a favorite campfire tale reinvented year after year by the kids of Arenas, a small Spanish town.

Two beautiful young women are found strangled, their bodies meticulously washed and groomed. The only thing they have in common: Both worked as reporters for local TV stations. A coincidence? Or something more sinister? Rookie Special Agent Shannon Ames is assigned to the case and soon impresses with her brilliant intuition and startling ability to think outside the box. But as Shannon takes a more prominent role in the investigation, she finds herself drawn into a deadly dance with a master of deception.

Thirteen years ago, Winter Black came home early from a sleepover to find her parents brutally murdered and her little brother gone — taken by a serial killer called The Preacher. Now a rookie FBI agent assigned to her first murder case, Winter has returned to the small Virginia town where she grew up. But when bones found by a hunter lead to the discovery of a secret burial ground containing the remains of children, the investigation suddenly hits close to home as the past and future collide with each new shocking discovery.

When a young woman is found brutally murdered in her own apartment with an intricate pattern of lines carved into her face, Copenhagen police detectives Jeppe Korner and Anette Werner are assigned to the case. Soon, they establish a link between the victim, Julie Stender, and her landlady, Esther de Laurenti, who’s a bit too fond of drink and the host of raucous dinner parties with her artist friends. Esther also turns out to be a budding novelist - and when Julie turns up as a murder victim in the unfinished mystery she’s writing, the link between fiction and real life grows.

When a deadly bomb goes off during a climate change debate, librarian and event coordinator Jackie Santoro becomes the prime suspect. Her motive, according to Detective Avery Wick: to avenge the suicide of her prominent father, who was accused of crimes by a city councilman attending the event. Though Avery has doubts about Jackie’s guilt, he can’t exonerate her even after an extremist group takes responsibility for the bombing and continues to attack San Antonio’s treasured public spaces.

Detective Finnegan Beck is called to a crime scene - a remote house near the rural Irish town of Cross Beg - where a dog lies whimpering beside his beloved owner’s body. At first it looks like a burglary gone wrong. But Beck spots something his colleagues didn’t. The victim, Eddie Kavanagh, was wearing his smartest clothes. He’d brushed his hair. And, on closer inspection, a small velvet box containing an engagement ring is discovered in his pocket, along with a letter to a nameless woman, which seems to suggest she’s in danger.

Matthew Raymond, a private investigator, locked into a maze of deceit and deception uncovers the truth of Project Transcendence. For Matthew Raymond, his job as a private investigator is personal. Extremely personal. After the disturbing 2053 murder of his sister, Livia, Matthew left in a rage searches for her killer and answers to the mysterious questions that lurked around her death. Now, three years later, Matthew realizes his problems just went from bad to worse as he discovers himself immersed in a city where the wealthy and corrupt politicians rule.

Tenley Andre is the poster child for the perfect life: Gorgeous. Brilliant. Champion athlete. Until her body is found on the drought-ravaged shores of Lake Travis one sunny April morning, igniting a firestorm of shock and speculation in one of Texas’ most affluent communities. How did a young woman with everything to live for meet such a tragic end? Texas Ranger Faith McClellan doesn’t buy the easy verdict of another privileged, pressured teen suicide. No one else wants to look beyond it.

Eve Wilson's face was once scarred by a vicious assault. Terrified and ashamed, she escaped to the online realm, where she could choose the face she allowed people to see. Years later, her outer scars faded and inner scars buried, Eve has fought her way back to the real world and is determined to help others do the same. Now a graduate student moonlighting as a bartender, Eve researches the addictive powers of online communities. When her test subjects begin turning up dead as a result of apparent suicides, she doesn't know where to turn.