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.

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.

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.

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.

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. 

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.

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.

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.