As a sniper with the elite Massachusetts State Police SWAT Team, Bobby Dodge saved a woman and her young son by shooting her armed husband. But vicious rumors begin to circulate the next morning when Bobby loses his gun and his privileges. It turns out the dead man was the son of a prominent Boston judge and had accused his wife of poisoning their son.

Terror stalks the streets of Bayou Breaux, Louisiana. A suspected murderer is free on a technicality, and the cop accused of planting evidence against him is ordered off the case. But Detective Nick Fourcade refuses to walk away. He’s stepped over the line before. This case threatens to push him over the edge. He’s not the only one. Deputy Annie Broussard found the woman’s mutilated body. She still hears the phantom echoes of dying screams. She wants justice.

Three children, running in the woods behind their school, stumble upon a partially buried female body, eyes and mouth glued shut. Close behind the children is their teacher, Anne Navarre, shocked by this discovery and heartbroken as she witnesses the end of their innocence. What she doesn't yet realize is that this will mark the end of innocence for an entire community, as the ties that bind families and friends are tested by secrets uncovered in the wake of a serial killer's escalating activity.

No one is more familiar with Savannah's dark side than homicide detective and native resident Elise Sandburg. She's been haunted for years by her own mysterious past: She was abandoned as a baby in one of the city's ancient cemeteries, and it’s rumored that she is the illegitimate daughter of an infamous Savannah witch doctor. The local Gullah culture of voodoo and magic is one that few outsiders can understand, least of all Elise’s new partner.

FBI Special Agent Matthew Roarke is closing in on a bust of a major criminal organization in San Francisco when he witnesses an undercover member of his team killed right in front of him on a busy street, an accident Roarke can't believe is coincidental. His suspicions put him on the trail of a mysterious young woman who appears to have been present at each scene of a years-long string of accidents and murders, and who may well be that most rare of killers: a female serial.

Homicide detective Frost Easton doesn't like coincidences. When a series of bizarre deaths rock San Francisco - as seemingly random women suffer violent psychotic breaks - Frost looks for a connection that leads him to psychiatrist Francesca Stein. Frankie's controversial therapy helps people erase their most terrifying memories...and all the victims were her patients.

In the sleepy rural town of Painters Mill, Ohio, the Amish and "English" residents have lived side by side for two centuries. But 16 years ago, a series of brutal murders shattered the peaceful farming community. Kate Burkholder, a young Amish girl, survived the terror of the Slaughterhouse Killer but came away from its brutality with the realization that she no longer belonged with the Amish. Now, a wealth of experience later, Kate has been asked to return to Painters Mill as Chief of Police. She's certain she's come to terms with her past - until the first body is discovered in a snowy field.

In death, they are purified. Holding his victims under water, he washes away their sins as they struggle for their last breath. Then he stakes their bodies to the ground, exposing them for what they really are: witches. No one knows about defence attorney Charlotte Wellington's murdered sister, or about her childhood spent with the carnival that's just arrived in town. For Charlotte, what's past is past. But others don't agree. And as a madman's body count rises, she and Detective Daniel Rokov are drawn into a mission that's become terrifyingly personal.

She's young. She's beautiful. And her corpse, laid out in the office of Boston medical examiner Cat Novak, betrays no secrets - except for a notebook clutched in one stiff hand, seven numbers scrawled inside. When a second victim is discovered, Cat begins to fear that a serial killer is stalking the city streets: a shadowy madman without mercy or apparent motive. The police are sceptical. The mayor won't listen. And Cat's chief suspect is one of the city's most prominent citizens.

Florida homicide detective Maggie Novak has seen hundreds of brutal murder cases, but when she is called out to investigate the charred remains of a young woman, in what appears to be a Halloween prank gone wrong, she is confronted with a twenty-year-old secret. The body is formally identified as that of school counselor Dana Cullen, but a distinguishing mark makes Maggie look again. She believes it is the body of her school friend Rita, who perished in a fire twenty years ago. Maggie’s hunt for the truth behind the murder takes her back to a cruel high school trick.

Jamie Gabriel gets on his bike before dawn to deliver newspapers in his suburban Indianapolis neighborhood. He is 12 years old. Somewhere en route, he vanishes without a trace. Crushed by frustrating dead ends and exhausted by a police force that cannot (or will not) find their son, the Gabriels finally stumble upon a name - an elusive private investigator who may represent their last chance for answers.

It's criminal profiler Ivy Dunlap's job to unravel the psyches of the most dangerous men alive. None haunt her dreams more than the killer who took her son's life sixteen years ago, then silently disappeared into the dark. Now an urgent request for help from the Chicago police has reawakened Ivy's greatest nightmare. The Madonna Murderer has returned to fulfill his calling. This time Ivy understands the killer, and will face her greatest fear to stop him from killing again.

Forensic psychiatrist Kate Myers believes the killer of two teenage girls in Bigler County, California, is the same man who savagely murdered her twin sister over fifteen years ago. Working on sheer tenacity, she sets out to prove it. Deputy Sheriff Ben Slater hides his personal pain behind the job, but Kate's arrival knocks his world on its axis. He wants to believe her wild theory, but the idea of a serial killer with this pathology is bizarre. Together, they work to find a killer whose roots began in a small town in Bigler County, but whose violence spread across the nation.

The remains of five women lie within, each one buried with a bridal veil...and without her ring finger. Once an award-winning journalist, Carson knows her career is now hanging by a thread. This story has pulled her out of a pit of alcohol and self-loathing, and with justice and redemption in mind she begins to investigate. Days later two more bodies appear, begging the question... Is a copycat murderer terrorizing Biloxi, or has a serial killer awoken from a 25-year slumber?

When the badly decomposed body of 13-year-old Katie Pine is found, John Cardinal is vindicated. It was Cardinal who'd kept the Pine case open and Cardinal had been demoted to the burglary squad for his excessive zeal. But Katie Pine isn't the only youngster to have gone missing and Cardinal is now given the go-ahead to reopen the files on three other lost kids. When another youth is reported missing, he begins to see a pattern that screams "serial killer."