In this best-selling mystery series, FBI Special Agent Ilse Beck, victim of a traumatic childhood in Germany, moved to the US to become a renowned psychologist specializing in PTSD, and the world’s leading expert in the unique trauma of serial-killer survivors. By studying the psychology of their survivors, Ilse has a unique and unparalleled expertise in the true psychology of serial killers. Ilse never expected, though, to become an FBI agent herself.

MMA champ-turned-FBI Special Agent and BAU specialist Dakota Steele is as tough as they come—and as brilliant, too, able to crack serial killers that no one else can.

Frankie Elkin is an average middle-aged woman, a recovering alcoholic with more regrets than belongings. But she spends her life doing what no one else will - searching for missing people the world has stopped looking for. When the police have given up, when the public no longer remembers, when the media has never paid attention, Frankie starts looking. A new case brings her to Mattapan, a Boston neighborhood with a rough reputation. She is searching for Angelique Badeau, a Haitian teenager who vanished from her high school months earlier.

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.

Joe Pickett is the new game warden in Twelve Sleep, Wyoming, a town where nearly everyone hunts and the game warden—especially one like Joe who won't take bribes or look the other way—is far from popular. When he finds a local hunting outfitter dead, splayed out on the woodpile behind his state-owned home, he takes it personally. There had to be a reason that the outfitter, with whom he's had run-ins before, chose his backyard, his woodpile to die in.

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.

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.

Harley, reeling from her being put on leave, from her long-term relationship falling apart, and from her father’s dying, is hardly ready to return to her hometown, to its long-buried secrets, and her tortured past. She spent her life escaping this small town—but, as she settles back in, she wonders: Might she have been wrong all this time? Yet as more bodies surface and as every clue leads to a dead end, Harley, clashing with her new partner, realizes she’s in a race against time.

FBI Special Agent Katie Winter is no stranger to frigid winters, isolation, and dangerous cases. With her sterling record of hunting down serial killers, she is a fast-rising star in the BAU, and when a woman is discovered in the middle of a frozen lake, Katie is the natural choice to partner with Canadian law enforcement to track the killer across the brutal and unforgiving landscape.

FBI Special Agent Maya Gray, 39, has seen it all. She’s one of BAU’s rising stars and the go-to agent for hard-to-crack serial cases. When she receives a handwritten postcard promising to release 12 kidnapped women if she will solve 12 cold cases, she assumes it’s a hoax.

FBI Special Agent Taylor Sage has crossed the country and transferred to her dream job with the BAU at Quantico. With a new job, a new house, and her husband by her side, Taylor is ready to put the darkness of her past behind her: a sister who vanished when she was a teenager.

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.

Haunted by visions of the future, FBI Special Agent Laura Frost must tap her psychic talent to hunt diabolical serial killers—while keeping it secret from everyone around her. But with a ticking clock and lives on the line, might her visions lead her astray?

Special Agent Sadie Price, a 29-year-old rising star in the FBI’s BAU unit, stuns her colleagues by requesting reassignment to the FBI’s remote Alaskan field office. Back in her home state, a place she vowed she would never return, Sadie, running from a secret in her recent past and back into her old one, finds herself facing her demons—including her sister’s unsolved murder—while assigned to hunt down a new serial killer.

In The Girl He Pined (Book 1), Paige King, 25, in her PhD residency at a psychiatric hospital for the criminally insane, is summoned urgently by the FBI: her most notorious patient, a diabolical and elusive serial killer, has escaped. And they need her to help hunt him down. Paige, as brilliant as she is, knows she is up against a mastermind with no equal. This killer will stop at nothing to outwit them all, and going too deep into his mind may be just the thing that undoes them all.

Erica James has spent the past three years as a skip tracer, hunting down others and hoping one day it will lead to her kidnapped daughter. Now she has a new suspect - Max Powell's missing sister. Max, a private investigator, has found evidence that connects the two missing girls, and together, he and Erica search for answers. The closer they get to finding answers, the stronger their feelings for each other become. But the kidnapper will stop at nothing - including murder - to keep them from finding Erica's daughter.

Ellery Hathaway knows a thing or two about serial killers, but not through her police training. She's an officer in sleepy Woodbury, Massachusetts, where a bicycle theft still makes the newspapers. No one there knows she was once victim number 17 in the grisly story of serial killer Francis Michael Coben. The only victim who lived. When three people disappear from her town in three years, all around her birthday - the day she was kidnapped so long ago - Ellery fears someone knows her secret. Someone very dangerous.

Sixteen-year-old Noa has been a victim of the system ever since her parents died. Now living off the grid and trusting no one, she uses her computer-hacking skills to stay safely anonymous and alone. But when she wakes up on a table in an empty warehouse with an IV in her arm and no memory of how she got there, Noa starts to wish she had someone on her side. Enter Peter Gregory. A rich kid and the leader of a hacker alliance, Peter needs people with Noa's talents on his team. Especially after a shady corporation called AMRF threatens his life in no uncertain terms.

Elena Michaels is the world’s only female werewolf. And she’s tired of it. Tired of a life spent hiding and protecting, a life where her most important job is hunting down rogue werewolves. Tired of a world that not only accepts the worst in her–her temper, her violence—but requires it. Worst of all, she realizes she’s growing content with that life, with being that person.

Alex McKenna is the new Special Agent in Charge of the Chicago office of the Bureau of Preternatural Investigations - the division tasked with investigating crimes involving shades. Or vampires, as they're more widely known. Children have been going missing, and agents are routinely being slaughtered. It's up to McKenna, and some unlikely allies, to get to the bottom of the problem, and find the kids before it's too late.

"Why me? Why now?" That’s what Beaulac, Louisiana, detective Kara Gillian was asking herself when an angelic creature named Rhyzkahl unexpectedly appeared during a routine summoning. Kara was hoping to use her occult skills to catch a serial killer, but never had she conjured anything like this unearthly beautiful and unspeakably powerful being whose very touch set off exquisite new dimensions of pleasure.

The last thing patrol cop Kate Prospero expected to find on her nightly rounds was a werewolf covered in the blood of his latest victim. But then, she also didn't expect that shooting him would land her in the crosshairs of a Magic Enforcement Agency task force, who wants to know why she killed their lead snitch. The more Prospero learns about the dangerous new potion the MEA is investigating, the more she's convinced that earning a spot on their task force is the career break she's been wanting. But getting the assignment proves much easier than solving the case.

Vicki Nelson, formerly of Toronto’s homicide unit and now a private detective, witnesses the first of many vicious attacks that begin plaguing the city of Toronto. As death follows unspeakable death, Vicki, in an attempt to stop these forces of dark magic, is forced to renew her relationship with her former partner, Mike Celluci - along with another, unexpected ally…. Henry Fitzroy, the illegitimate son of King Henry VIII, has learned over the course of his life how to blend with humans; how to deny the call for blood in his veins.

Grieving the death of his partner, Theo Bosco has no room in his life for distractions. Though his instincts scream that he should avoid Juliet "Jules" Jackson, he can't seem to stay away. When Jules rescued her siblings, whisking them away to the safety of the beautifully rugged Colorado Rockies, she never expected to catch the eye - or the heart - of a cop. Yet as Jules struggles to fight her growing attraction to the brooding K9 officer, another threat lurks much closer to home. And this time, there's no escape.

There's nothing strange about bodies buried in cemeteries - unless they don't belong there. And when six murdered women are discovered in other people's graves, the hunt for a sadistic serial killer begins before he can claim a seventh victim. Agent Cam Prescott of Iowa's Division of Criminal Investigation is leading the search alongside forensic psychologist Sophia Channing, who knows the minds of psychopaths inside and out. And after a brief but passionate affair, she knows Cam almost as well.

In a charming cozy mystery series debut, Leslie Nagel's irrepressible small-town heroine finds that her fellow book club members may be taking their Agatha Christie a bit too literally - and murder a bit too lightly.

As the captain of Field County's ice rescue dive team, Callum Cook is driven to perfection. But when he meets new diver Louise "Lou" Sparks, all that hard-won order is obliterated in an instant. Lou is a hurricane. A walking disaster. And with her, he's never felt more alive... even if keeping her safe may just kill him. Lou's new to the Rockies, intent on escaping her controlling ex, and she's determined to make it on her own terms...no matter how tempting Callum may be.

Ten years ago, Lilly Carmichael left town without an explanation, breaking Braden Donnelly's heart. The death of her aunt has brought Lilly home and face-to-face with memories she thought were long buried. Still getting over a traumatic incident from her work as an NSA agent, Lilly initially dismisses the face at her window as a figment of stress-induced paranoia.

Reeve LeClaire is a college student, dammit, not Daryl Wayne Flint's victim. Not anymore-not when Reeve is finally recovering a life of her own after four years of captivity. Flint is safely locked up in Olshaker Psychiatric Hospital, where he belongs. He is walking the grounds of the forensic unit, performing his strange but apparently harmless rituals. It seems that he is still suffering the effects of the head injury he suffered in the car crash that freed Reeve seven years ago. Post-concussive syndrome, they call it.

It's one thing to wake up outside in the middle of the night with a decapitated man for company. It's another to have no memory of how you got there—or who you are. She might not know her own name but she knows that several people are out to get her. It could be because she has strange magical powers seemingly at her fingertips and is some kind of fabulous hero. But then why does she appear to inspire fear in so many? And who on earth is the sexy, green-eyed barman who apparently despises her? So many questions . . . and so few answers.