Tranquility, Maine seems like the perfect place for Dr. Claire Elliot to shelter her adolescent son from the distractions of the big city - until a deadly epidemic threatens to destroy everyone she loves.

Dr. Toby Harper works the night shift in an emergency room. She spends her daytime hours alone with her mother who suffers from Alzheimer's disease. When elderly Alzheimer's patients from the same retirement home start dying mysteriously, Toby is the only one suspicious enough to investigate. As a result she finds herself, her mother, and her own sanity at risk.

Emma Watson, a brilliant research physician, has been training for years for the mission of a lifetime: to study living beings in space. Jack McCallum, Emma's estranged husband, has shared her dream of space travel, but a medical condition has grounded and embittered him. He must watch from the sidelines as his wife prepares for her first mission to the international Space Station.

Julia Hamill has made a horrifying discovery on the grounds of her new home in rural Massachusetts: a skull buried in the rocky soil � human, female, and, according to the trained eye of Boston medical examiner Maura Isles, scarred with the unmistakable marks of murder.

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.

Taryn Moore is young, beautiful, and brilliant…so why would she kill herself? When Detective Frankie Loomis arrives on the scene to investigate the girl’s fatal plunge from her apartment balcony, she knows in her gut there’s more to the story. Her instincts are confirmed when surprise information is revealed that could have been reason enough for Taryn’s suicide - or a motive for her murder.

The quiet scandal surrounding the death of her parents has always haunted Beryl Tavistock. Now she’s asking dangerous questions, and the answers are proving that the past does not die easily. Pulled into a world of espionage, Beryl quickly discovers that she needs help, and former CIA agent Richard Wolf is her only hope. But in a world where trust is a double-edged sword, friends become enemies and enemies are killers.

Miranda Wood thought she had seen the last of Richard Tremain, her rich and married ex-lover - until she discovered him stabbed to death in her bed...with her knife. With her world falling around her, Miranda is determined to clear her name and discover who killed Richard. But proving her innocence may become secondary to staying alive.

Twenty-eight-year-old Sean McGillin is the picture of health, until he fractures his leg while in-line skating in New York City's Central Park. Within 24 hours of his surgery, he dies.

Newly minted chief resident at Boston Memorial Hospital Noah Rothauser is swamped in his new position, from managing the surgical schedules to dealing with the fallouts from patient deaths. Known for its medical advances, the famed teaching hospital has fitted several ORs as "hybrid operating rooms of the future" - an improvement that seems positive until an anesthesia error during a routine procedure results in the death of an otherwise healthy man.

Dr. Carrie Bryant's four years as a neurosurgical resident at White Memorial Hospital have earned her the respect and admiration from peers and staff alike. When given the chance of performing her first unsupervised brain surgery, Carrie jumps at the opportunity. What should have been a routine, hours-long operation turns horribly wrong and jeopardizes her patient's life. Emotionally and physically drained, Carrie is rushed back to the OR to assist in a second surgery.

They called it "minor surgery", but Nancy Greenly, Sean Berman, and a dozen others - all admitted to Boston Memorial Hospital for routine procedures - were victims of the same inexplicable, hideous tragedy on the operating table. They never woke up...

There are some odd things about Nate’s new apartment. Of course, he has other things on his mind. He hates his job. He has no money in the bank. No girlfriend. No plans for the future. So while his new home isn’t perfect, it’s livable. The rent is low, the property managers are friendly, and the odd little mysteries don’t nag at him too much. At least, not until he meets Mandy, his neighbor across the hall, and notices something unusual about her apartment. And Xela’s apartment. And Tim’s. And Veek’s.

On a warm summer morning in North Carthage, Missouri, it is Nick and Amy Dunne’s fifth wedding anniversary. Presents are being wrapped and reservations are being made when Nick’s clever and beautiful wife disappears. Husband-of-the-Year Nick isn’t doing himself any favors with cringe-worthy daydreams about the slope and shape of his wife’s head, but passages from Amy's diary reveal the alpha-girl perfectionist could have put anyone dangerously on edge.

Daughter of a cold, controlling mother and an anonymous donor, studious, obedient Elizabeth Fitch finally let loose one night, drinking too much at a nightclub and allowing a strange man’s seductive Russian accent to lure her to a house on Lake Shore Drive. Twelve years later, the woman now known as Abigail Lowery lives alone on the outskirts of a small town in the Ozarks.

Dr. Toby Harper works the night shift in an emergency room. She spends her daytime hours alone with her mother who suffers from Alzheimer's disease. When elderly Alzheimer's patients from the same retirement home start dying mysteriously, Toby is the only one suspicious enough to investigate. As a result she finds herself, her mother, and her own sanity at risk.

Julia Hamill has made a horrifying discovery on the grounds of her new home in rural Massachusetts: a skull buried in the rocky soil � human, female, and, according to the trained eye of Boston medical examiner Maura Isles, scarred with the unmistakable marks of murder.

The first time violinist Julia Ansdell picked up the "Incendio Waltz" in a darkened antique shop in Rome, she knew it was a strikingly unusual composition. The minor key and complex feverish arpeggios have a life of their own. But when she plays the piece, Julia blacks out and awakens to find her small daughter implicated in acts of surprising violence. When she travels to Venice to find the previous owner of the music, she uncovers a heart-stoppingly dark secret....

Emma Watson, a brilliant research physician, has been training for years for the mission of a lifetime: to study living beings in space. Jack McCallum, Emma's estranged husband, has shared her dream of space travel, but a medical condition has grounded and embittered him. He must watch from the sidelines as his wife prepares for her first mission to the international Space Station.

Tranquility, Maine seems like the perfect place for Dr. Claire Elliot to shelter her adolescent son from the distractions of the big city - until a deadly epidemic threatens to destroy everyone she loves.

The quiet scandal surrounding the death of her parents has always haunted Beryl Tavistock. Now she’s asking dangerous questions, and the answers are proving that the past does not die easily. Pulled into a world of espionage, Beryl quickly discovers that she needs help, and former CIA agent Richard Wolf is her only hope. But in a world where trust is a double-edged sword, friends become enemies and enemies are killers.

Taryn Moore is young, beautiful, and brilliant…so why would she kill herself? When Detective Frankie Loomis arrives on the scene to investigate the girl’s fatal plunge from her apartment balcony, she knows in her gut there’s more to the story. Her instincts are confirmed when surprise information is revealed that could have been reason enough for Taryn’s suicide - or a motive for her murder.

Miranda Wood thought she had seen the last of Richard Tremain, her rich and married ex-lover - until she discovered him stabbed to death in her bed...with her knife. With her world falling around her, Miranda is determined to clear her name and discover who killed Richard. But proving her innocence may become secondary to staying alive.

After an unspeakable tragedy in Boston, Ava Collette flees to a remote village in Maine, where she rents an old house named Brodie’s Watch. In that isolated seaside mansion, Ava finally feels at peace...until she glimpses the long-dead sea captain who still resides there. Rumor has it that Captain Jeremiah Brodie has haunted the house for more than a century. One night, Ava confronts an apparition, who feels all too real, and who welcomes her into his world - and into his arms. Even as Ava questions her own sanity, she eagerly looks forward to the captain’s ghostly visits.

When Victor Holland came flying out of the night, he ran straight into the path of Catherine Weaver's car. Having uncovered a terrifying secret that leads all the way to Washington, Victor is running for his life - and from the men who will go to any lengths to silence him. Though Victor's story sounds like the ravings of a mad-man, the haunted look in his eyes - and the bullet hole in his shoulder - tell Cathy a different story.