In No Mercy (Book 1), when a serial killer escapes from a mental hospital, the FBI creates an elite unit to target criminally-insane killers. FBI Special Agent Valerie Law, a rising star, is the perfect candidate—but for Valerie, this case may just hit too close to home. With an insane killer on a spree, the clock is ticking for Valerie and her partner—and the brilliant psychiatrist on their team—to enter his mind and stop him before he strikes again.

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 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.

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.

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.

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.

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.

FBI Special Agent Ruby Hunter wants nothing more than to put the 13 killer, and her days in the FBI, behind her, and to try to pick up the pieces of her life. But he refuses to rot quietly. Ruby realizes she must do the thing she dreads the most: Visit him in prison. But he is diabolical and cunning, an expert at toying with his victims—and with her.

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 (Her Last Wish) and two (Her Last Chance) in Blake Pierce’s Rachel Gift Mystery series! This bundle offers books one and two in one convenient file, with more than 100,000 words.

When a senator’s daughter goes missing, it is a race against time as FBI Special Agent Nicky Lyons, 28, a fast-rising star in the BAU, is tasked with finding her—and with finding, per the senator’s order, the top 10 abducted women most likely to still be alive. Nicky, haunted by the demons of her own missing sister, knows that time will be of the essence in bringing these girls home—if it is not already 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....

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.

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.

Paige King, after receiving her Ph.D. in forensic psychology, has been asked to join the FBI’s elite BAU unit. When a deranged killer on death row seems to know more than he lets on about an active case, Paige is summoned to enter his mind and crack the case—before the final hours that lead to his execution.