When Amber Young, a quiet, brilliant newspaper puzzle editor, detects a hidden cypher, she realizes a serial killer is leaving clues hidden in plain sight. The FBI’s BAU unit needs Amber’s unique genius to help them decode the mystery and catch a killer before it’s too late, and in this propulsive cat-and-mouse thriller, it’s a battle of clues, riddles, twists—and genius.

When a new serial killer strikes, the FBI, stumped, turns to its brilliant forensic examiner and entomologist, Fiona Red, with her unparalleled genius and ability to offer insights at crime scenes based on her insect expertise. When another victim turns up in a stretch of rural woods covered in unusual bugs, Fiona knows right away that something doesn’t add up. In this master game of wits, Fiona may have finally met her match.

With a list of suspects a mile long, and endless augmented reality dead ends, Cami’s first case does not look promising. Partnered with a condescending agent who resents her presence, Cami must find a connection to the physical world before time runs out. Working with the same people that fumbled her missing sister’s case when she was young, Cami must heal old wounds and lean into her tech genius to solve a case the FBI can’t.

Amber Young, genius puzzle editor turned FBI special agent, is summoned to a new crime scene: a serial killer has left a mysterious drawing as his signature, clearly hinting at his next victim. And unless Amber can crack its riddle in time, another life is waiting to be claimed. Once again, Amber may just be the only one who can stop him.

Amber Young, genius puzzle editor turned FBI special agent, is baffled when a new serial killer taunts the FBI with a word search puzzle. None of the searches seem to make any sense. And unless she can figure it out soon, time is running out to save his next victim’s life.

Fiona Red, a brilliant but quirky FBI loner, spends most of her time in the lab or at crime scenes. She comes from a family used to being around death and bodies, her parents having run a funeral parlor, and she would have run the family business if not for a tragedy in her past: her sister was abducted when she was a teenager, and never found.

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 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....

May Moore, 29, an average Midwestern woman and deputy sheriff, has always lived in the shadow of her older, brilliant FBI agent sister. Yet the sisters are united by the cold case of their missing younger sister—and when an eerily similar serial killer strikes in May’s quiet, Minnesota lakeside town, it is May’s turn to prove herself, to try to outshine her sister and the FBI, and, in this action-packed thriller, to outwit and hunt down a diabolical killer before he strikes again.

On the outside, Cora Shields is a total badass. A Navy SEAL veteran and a top agent in the FBI’s Behavioral Analysis Unit, Cora has a reputation for doing whatever it takes to catch a killer. What no one knows, though, is that she’s a wreck on the inside, addicted to painkillers and deeply depressed. When Cora is fired, she is at loose ends—until she learns that an old friend’s daughter has disappeared.

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 bundle of books one (Girl, Alone) and two (Girl, Taken) in Blake Pierce’s Ella Dark Mystery series! This bundle offers books one and two in one convenient file, with more than 100,000 words of listening.

FBI Special Agent Juliette Hart had hoped to leave the darkness of her past behind her and never return to Europe. But the one killer who has eluded her in the US has also forced her return. The FBI soon realizes it needs a special team to handle overseas cases and hunt down killers anywhere they may go—and they need Juliette to lead it.

When private investigator Daisy Fortune is approached by an uber-wealthy, mysterious woman to discover who murdered her fiancé on a yacht in the Mediterranean, Daisy is skeptical. Her client seems guilty, yet Daisy, a brilliant but floundering PI, needs this case. As Daisy immerses herself in the opaque world of the mega-rich, she comes to learn, after a series of shocking twists, that the beautiful people hide the darkest secrets of all.

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.