When she was just 12 years old, Mackenzie Price came home to find her father bleeding to death on the kitchen floor. She will never forget that night, nor what her mother asked her to do.... Twenty years later, Detective "Mack" Price is back in Lakemore, despite vowing never to return. Determined to atone for the sins of the past, she is unstoppable in her quest for justice. 

Dylan First, a brilliant psychologist, is haunted by the horrific discovery of her past. Her mentor and father figure, a brilliant psychiatrist and professor, was secretly a serial killer. He is behind bars, but with everything Dylan thought she knew turned upside down, she feels lost when the FBI suddenly comes knocking. A new killer is using her mentor’s trademark signature. And they need Dylan to dissect his mind and stop him before it’s too late.

Detective Inspector Jacob Vance and his assistant, Detective Sergeant Brittany Shepherd, are called upon to prevent a series of murders across London. The Metropolitan Police Commissioner has provoked a psychopath with her inaugural speech. Soon later, the commissioner receives a letter threatening a series of nine killings, culminating in "the big one", unless the police chief retracts her speech with a public apology. To disprove her statements, the killer adds colour and poetry to the murders, all committed in the name of the mysterious Lord Robert.

A serial killer following the seven signs of the Messiah. An ex-con FBI agent seeking redemption. A riddle that must be cracked as a victim’s precious time runs out....

FBI Special Agent Claire King dies chasing a killer—and is resuscitated minutes later to realize she has changed. Dark images flash through her mind in a newfound power, visions leading her towards serial killers. But the riddles that plague her are obscured and conflicting, and Claire soon realizes that they may lead her to crack a case—or may just put her in the crosshairs of a killer.

FBI Special Agent Faith Bold, hospitalized and haunted by her encounter with a serial killer, is ready to retire—when Turk, a K9 German shepherd, himself traumatized, comes into her life. When a new serial killer strikes, leaving his victims at the bottom of isolated wells, Faith, this time with Turk at her side, will stop at nothing to hunt him down and save the next victim before it is too late.

A frozen street performer turned serial killer eludes the FBI and escapes to Paris—where he kills again, luring tourists into his trap—and FBI Special Agent Juliette Hart is dispatched across the world to hunt him down. Juliette’s brilliant mind and European upbringing make her the perfect agent for this case, but being back in Europe resurrects her dark past, and this killer is more diabolical than anyone imagined.

A sister’s worst nightmare. A homicide detective’s destiny. Everybody loves Claire’s little sister, Tina. But only Claire sees the twisted psychopath hiding behind her sister’s angelic face. When Tina is brutally murdered on her 14th birthday and while in Claire’s charge, Claire never forgives herself. And neither does their mother. Twelve years later, more girls turn up dead in Newburgh exactly like Tina. Claire, now a police detective, suspects that her sister’s murderer is still on the prowl.

When a bloated body is found floating in international waters, twenty miles out at sea, Lily Dawn is called back to the Caribbean. But this is not a happy homecoming. She hasn’t seen her parents since moving to Miami ten years ago, and now her sister has been declared legally dead.

Thomas Austin was once a prominent NYPD detective, known for locking up a psychopathic serial killer dubbed "The Holiday Baby Butcher". Now retired in a small beach town in the Pacific Northwest, Austin runs a little café, trying to overcome the loss of his wife, a DA who was gunned down only one year ago.