When two hikers go missing within a series of daunting caves outside of Denver, Colorado, FDLE special agent Amy Larson and her partner, FBI special agent Hunter Forrest, have good reason to suspect foul play. The pair of hikers are only the latest to vanish after a rash of disappearances that’s left local law enforcement stumped. But in searching the dank caverns near the Arkansas River, the agents aren’t prepared for the horror they uncover: a muddy pit littered with corpses. Covered in bite marks. Made by human teeth.

Four bodies have been discovered along Europe’s riverbanks, placed with care—and completely drained of blood. Pinpricks on their throats indicate a slender murder weapon, but DNA found in the wounds suggests something far more sinister. Tasked with investigating, the FBI recruits Agents Della Hamilton and Mason Carter to Blackbird, an international offshoot of the Krewe of Hunters. If you want to catch a vampire killer, you need agents who can speak with the dead.

A secret government unit is formed under the oversight of Adam Harrison, famed paranormal investigator. The case: In a historic mansion in New Orleans’ French Quarter, a senator’s wife falls to her death from a balcony. Most think she jumped, distraught over the loss of her young son. Some say she was pushed. And yet others believe she was beckoned by the ghostly spirits that inhabit the house - once the site of a serial killer’s grisly work.

A body hanging from the infamous History Tree and a wrongful murder charge unraveled Maura Antrim and Brock McGovern's teenage love. Now grown up, Maura is again tangled up with Brock, and they’re back in Florida, where that devastating murder occurred. With two women missing and Brock now an FBI agent, the pair are determined to help investigate the new crimes and uncover the truth of what really happened twelve years ago…and see if their passion has withstood the test of time.

There's nothing Jasper Maxwell likes better than a good chase. He is patient and cunning, and he is known as one of the coldest hunters in the immortal realm. As a vampire with a hint of demon blood in him, he stands out even amongst the finest trackers in the shifter world. So the fact that his mate has managed to escape him for the past five decades is something that keeps him intrigued and more obsessed with every passing year. The game is beyond delicious until a century-old enemy resurfaces, putting his sweet little mate in danger. At that point, he has no choice but to secure her.

Aidan Flynn, a private investigator and eldest of the Flynn brothers, scoffs at the haunted-house rumors - especially since Kendall Montgomery, a tarot card reader who has been living in the mansion, is the one to tell him the tale of a woman in white. But when he finds a human bone on the grounds and another by the river, Aidan delves into the dark history of the Flynn plantation.

Ann and Jon Marcel are a rare case; five years after their divorce, they're good friends, and Ann has come to love Jon's hometown of New Orleans. Until the day Jon staggers through her door covered in blood and mumbling, "I didn't do it." Jon is charged with murdering a stripper, and in order to save him, Ann will have to dive into the sordid New Orleans underworld, looking for clues in erotic clubs and seamy jazz spots.

New York Times best-selling author Heather Graham brings her unique brand of suspense to Harlequin Intrigue with two thrilling stories of love and danger in one book! Tangled Threat: A body hanging from the infamous History Tree had unraveled their teenage love. Now, 12 years later, Maura Antrim is again tangled up with Brock McGovern. Suspicious: Big-city lawyer Lorena Fortier’s suspicions about her father’s death have brought her to a small town nestled in the Everglades. But when a killer claims more victims, Lorena knows she’s in over her head.

It's a pub in lower Manhattan, run by the Finnegan family for generations and now owned by Kieran and her three brothers. Kieran Finnegan, who still works there whenever she can, has become a criminal psychologist - a fitting reaction, perhaps, to her less-than-lawful past. Meanwhile, New York's Diamond District has been hit by a rash of thefts. No one's been killed - until now.

When Sarah McKinley is finally able to buy and restore the historic Florida mansion that she has always loved, she dismisses the horror stories of past residents vanishing and a long-dead housekeeper who practiced black magic. Then, in the midst of renovations, she makes a grim discovery. Hidden within the walls of Sarah's dream house are the remains of dozens of bodies - some dating back over a century.

It was stolen from a New Orleans grave - the centuries-old bust of an evil man, a demonic man. It’s an object desired by collectors - and by those with wickedness in their hearts. One day, its current owner shows up at Danni Cafferty’s antiques shop on Royal Street, the shop she inherited from her father. But before Danni can buy the statue, it disappears, the owner is found dead…and Danni discovers that she’s inherited much more than she realized. In the store is a book filled with secret writing: instructions for defeating evil entities. She’d dismissed it as a curiosity...until the arrival of this statue.

There are those who walk among us who are no longer alive, but not yet crossed over. They seek retribution…vengeance…to warn. Among the living, few intuit their presence. Katie MacDonald is one who can. As she’s drawn deeper and deeper into a gruesome years-old murder, whispered warnings from a spectral friend become more and more insistent. But Katie must uncover the truth: could David Beckett really be guilty of his fiancée’s murder?

Twenty-four hours. That's all it takes for the lives of two young people to be changed forever. Alex Chin has the world on a plate. A football hero and homecoming king with plenty of scholarship offers, his future looks bright. His tutor, Samantha Dixon, is preparing to graduate high school at the top of her class. She plans to turn her NASA internship into a career. When a football accident lands Alex in the hospital, his world is turned upside down.

Chloe Marin was lucky. She was just a teenager when a party at a Florida beachside mansion turned into a savage killing spree and she was one of the few to survive. Bloody handwriting on the walls pointed to a cult whose rituals included human sacrifice. Chloe’s sketch of one of the killers linked two dead cult members found in the Everglades to the massacre, closing the case as far as the cops are concerned.

A year ago, archaeologist Leslie MacIntyre barely survived the explosion that took the life of her fiancé, Matt Connolly. By night, Matt visits her in dreams, warning her and offering clues to the truth, while by day, she finds herself helped by his cousin, Joe. Torn by her feelings for both men, caught between the worlds of the living and the dead, Leslie struggles against the danger that threatens to overcome her.

A secret government unit is formed under the oversight of Adam Harrison, famed paranormal investigator. The case: In a historic mansion in New Orleans’ French Quarter, a senator’s wife falls to her death from a balcony. Most think she jumped, distraught over the loss of her young son. Some say she was pushed. And yet others believe she was beckoned by the ghostly spirits that inhabit the house - once the site of a serial killer’s grisly work.

On a balmy spring evening, four high school seniors - three boys and a girl - enter a park in the small Pennsylvania city of Conroy. The next morning, two of the boys are found shot to death, and the girl and the third boy are gone. After three weeks with no leads and no sign of either of the two missing teenagers, the chief of police begins to wonder if they too were victims.

Ten years ago in California, Daniel Pell, a self-styled Charles Manson, was sentenced to life in prison for murdering an entire family: husband, wife, and two children, plus one of his young male followers. He is brought to Salinas, California, to interview with Kathryn Dance after he is implicated in yet another killing. Things go terribly wrong during an interview break, and Pell escapes, intent on killing again.

Twenty-six years ago, just before a series of brutal murders rocked the idyllic town of Bowers Inlet, Cassie Burke lost her family and nearly her own life to a transient befriended by her father. Back then, Cassie was a scared kid; now, she's a homicide cop. Back then, the suspect was caught and convicted; he died in prison. But now the killing has started again. And all signs indicate that the Bayside Strangler has come back for more.

In the still shadows of the confessional, a madman tauntingly reveals his plan for a murder he is going to commit, pulling Father Thomas Madden into a twisted game by disclosing his next intended victim: Tom's sister, Laurant. In a frantic race to protect her, Tom calls upon his best friend, elite FBI agent Nick Buchanan, to track the predator who is closing in on Laurant. Now, as an electrifying attraction grows between Laurant and Nick, so does the danger - and one false move will cost both of them everything that matters.

Scientist Maryse Robicheaux thought that a lot of her problems had gone away with her mother-in-law's death. The woman was rude, pushy, manipulative and used her considerable wealth to run herd over the entire town of Mudbug, Louisiana. Unfortunately, death doesn't slow down Helena one bit. DEA Agent Luc LeJeune is wondering what his undercover assignment investigating the sexy scientist has gotten him into - especially as it seems someone wants her dead.

It looked for all the world like a terrible, tragic accident. Susanna Morgan had gotten up in the middle of the night, tripped, fallen, and broken her neck. Yet when detective Justin Westwood inspects the victim's apartment, he can't help noticing that the details don't quite add up. The glass on the bedside table is knocked over but there are no cuts on her body. The scrape on her knee looks suspiciously fresh. And then a terrified witness comes forward, confirming his worst fear.

Jonas Piedmont Beaumont has had a hard life and learned at a young age how hard life can be. Two marriages, a treacherous battle with the bottle, assorted midlife and moral dilemmas, and a few decades as a homicide detective haven't convinced him otherwise. When Beau and his new partner Sue Danielson are assigned the murder of an elderly woman torched to death in her bed, Beau finds himself distracted by Sue's difficulties at home.

Tim Wallace's wife died in a New Jersey boating accident several months ago and the cops suspect Tim murdered her, though they have no real case against him. Now it's New Year's Eve, and Tim's life is about to go from bad to worse.

Lurking in the dark corners of J. P. Beaumont's bizarre case was not just a demented mind obsessed with murder, but secrets so deadly that even a street-tough cop could die guessing.

Ten years ago... Special Agent Jess Harris has closed another tough case, and now she's determined to make it home to spend Christmas with her only family, her sister. Jess needs a break, and taking it far away from work is the only way to keep her mind off the many faces of evil waiting in the stack of case files on her desk. Running into the past wasn't part of the plan... Daniel Burnett was Jess' first love. She'd fallen hard for him in high school. Together they'd gone off to college with big dreams.

Outside the gates of a California prison, Peter Morgan is released after four long years and vows to redeem himself in the eyes of the young daughters he left behind. Simultaneously, Carl Waters, a convicted murderer, is set on the path of freedom with him. That night, three hundred miles south in San Francisco, police detective Ted Lee comes home to a silent house; for twenty-nine years, he has been living for his job, and slowly falling out of love with his wife.

Manhattan Assistant District Attorney Roger "Butch" Karp has been around New York long enough to realize that the judicial system can be dirty and cynical. But he still believes in justice. So when a vicious sociopath tries to dodge a brutal murder charge by convincing the court he is incompetent to stand trial, Karp teams up with firecracker Assistant DA Marlene Ciampi to unleash the full force of their relentless energy, hardboiled wit, and passion for the truth to put the killer away for good. They will accept no lesser plea.

International best-selling author Linwood Barclay delivers pulse-pounding suspense that puts him among the masters of the genre. A Tap on the Window finds private investigator Cal Weaver making an ill-advised decision to pick up a young female hitchhiker who reminds him of his dead son. But something is off about the girl, and Cal is soon drawn into a host of nightmarish secrets.

In a remote northern California town, a huge task force from the U.S. Drug Enforcement Administration conducts a raid on the stronghold of one of the biggest drug-dealing rings in the country. During the raid, the infamous, reclusive leader of the ring, Reynaldo Juarez, is shot and killed - despite direct orders from the Attorney General that he is to be taken alive at any cost because of his immense value to the government as a witness in other drug cases.

A ritualistic murder on the side of a remote road brings in the Florida state police. Special Agent Amy Larson has never seen worse, and there are indications that this killing could be just the beginning. The crime draws the attention of the FBI in the form of Special Agent Hunter Forrest, a man with insider knowledge of how violent cults operate, and a man who might never be able to escape his own past.

When two hikers go missing within a series of daunting caves outside of Denver, Colorado, FDLE special agent Amy Larson and her partner, FBI special agent Hunter Forrest, have good reason to suspect foul play. The pair of hikers are only the latest to vanish after a rash of disappearances that’s left local law enforcement stumped. But in searching the dank caverns near the Arkansas River, the agents aren’t prepared for the horror they uncover: a muddy pit littered with corpses. Covered in bite marks. Made by human teeth.

Deep in the Florida Everglades, the body of a woman is discovered in pieces, presumably ravaged by an alligator. Upon closer inspection, it’s determined no animal could make such perfectly precise cuts. Only a blade could do that. Wielded by a human. Soon, dozens of oil drums emerge amid the river of grass. Each one packed to the brim with body parts.

A legendary rock band’s reunion is just a ruse for FBI agent Chase McCoy’s investigation. Seven years ago, Skyhawk’s lead singer died under suspicious circumstances. Chase knows Sky Ferguson is fronting the band in her father’s honor for the same reason Chase has agreed to be the drummer. They want answers. But having to pose as a couple makes them question just how far they’ll go for the truth.

When FBI special agent Luke Kendrick discovers chilling evidence of dozens of victims at a crime scene in London, he recognizes the calling card of the notorious H. H. Holmes Society. Named for the eighteenth-century monster regarded as America’s first serial killer, the society is comprised of a twisted web of killers, working to carry out heinous murders in Holmes’s memory. And now the group’s been linked to a Scottish castle turned B and B—where guests check in but never check out.

A legendary rock band's reunion is just a ruse for FBI agent Chase McCoy's investigation. Seven years ago, Skyhawk's lead singer died under suspicious circumstances. Chase knows Sky Ferguson is fronting the band in her father's honor for the same reason Chase has agreed to be the drummer. They want answers. But having to pose as a couple makes them question just how far they'll go for the truth.

Ann and Jon Marcel are a rare case; five years after their divorce, they're good friends, and Ann has come to love Jon's hometown of New Orleans. Until the day Jon staggers through her door covered in blood and mumbling, "I didn't do it." Jon is charged with murdering a stripper, and in order to save him, Ann will have to dive into the sordid New Orleans underworld, looking for clues in erotic clubs and seamy jazz spots.

A secret government unit is formed under the oversight of Adam Harrison, famed paranormal investigator. The case: In a historic mansion in New Orleans’ French Quarter, a senator’s wife falls to her death from a balcony. Most think she jumped, distraught over the loss of her young son. Some say she was pushed. And yet others believe she was beckoned by the ghostly spirits that inhabit the house - once the site of a serial killer’s grisly work.

Aidan Flynn, a private investigator and eldest of the Flynn brothers, scoffs at the haunted-house rumors - especially since Kendall Montgomery, a tarot card reader who has been living in the mansion, is the one to tell him the tale of a woman in white. But when he finds a human bone on the grounds and another by the river, Aidan delves into the dark history of the Flynn plantation.

This state-of-the-art smart home has everything: a next-generation entertainment system, an ultramodern kitchen where every appliance is online and even a personal AI to control it all. Standing above its owner's lifeless body, FBI agent Jude Mackenzie is faced with the daunting task of discovering how the woman was killed by her own home. How do you catch a murderer that doesn't leave any fingerprints?

On a weekend vacation, Beth Anderson is unnerved when a stroll on the beach reveals what appears to be a skull. When a stranger approaches, Beth panics and covers the evidence. But when she later returns to the beach, the skull is gone. Beth digs deeper into the mystery of the skull, and everywhere she goes, Keith Henson, the stranger from the beach, seems to appear. A body washes ashore, and Beth begins to think she needs more help than she bargained for.

After an easy day studying coral in the Bahamian ocean, Amanda Blayne returns to shore looking forward to a cool drink and a lazy afternoon. But the tranquil waters turn dark and treacherous when Amanda is ruthlessly abducted in broad daylight. Sean Ramiro, an undercover cop from Miami, is tasked to covertly observe the safe arrival of the senator. Instead, he witnesses Amanda's abduction and immediately throws himself into danger, pretending to be Amanda's lover to try to protect her. The two are playing a perilous game, but find it easy to play along when irresistible tension builds.