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.

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.

In Harvest, the book that introduced us to Tess Gerritsen's unique blend of medical expertise, harrowing suspense, and brilliantly crafted plot twists, the dark side of medical research is exposed. Harvest vividly portrays a young woman doctor challenging a world where medical miracles and greed fuel a lethal conspiracy - and the bright lights of the O.R. conceal the ultimate corruption of genius.

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.

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.

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.

He performs his profane ceremony in a wooded Minneapolis park, anointing his victims, then setting the bodies ablaze. He has already claimed three lives, and he won't stop there. Only this time there is a witness. But she isn't talking. Enter Kate Conlan, former FBI agent turned victim/witness advocate. Not even she can tell if the reluctant witness is a potential victim or something more troubling still.

When Nick Hansen sees the young woman at the grocery store, his heart stops. She is the spitting image of his college girlfriend, Marissa Minor, who died in a campus house fire 20 years earlier. But when Nick tries to speak to her, she acts skittish and rushes off. The next morning the police arrive at Nick's house and show him a photo of the woman from the store. She's been found dead.

Growing up, Bianca St. Ives knew she was different from all her friends. Instead of playing hopscotch or combing her dolls' hair, she studied martial arts with sensei masters and dismantled explosives with special-ops retirees. Her father prepped her well to carry on the family business. Now a striking beauty with fierce skills, the prodigy has surpassed the master.

Ten years ago, PI Jessie Cole and reporter Ben Morrison each suffered a tragedy that changed their lives - and now these two strangers are about to share a nightmare. For Jessie, who makes her living finding missing persons, no case has consumed her more than the disappearance of her younger sister, Sophie. But left alone to raise Sophie's daughter, she realizes that solving the case has become an unhealthy obsession.

From best-selling author Dean Koontz comes a trilogy of original novellas, “Last Light”, “Final Hour”, and “Troubled Times”, about an extraordinary heroine - Makani Hisoka-O’Brien - a Southern California surfer and clairvoyant.

The story opens with the apparently accidental drowning of a sixth form student in the Norfolk countryside. As a matter of routine, or so it seems, the case passes across the desk of Detective Sergeant Smith, recently returned to work after an internal investigation into another case that has led to tensions between officers at Kings Lake police headquarters. As an ex-DCI, Smith could have retired by now, and it is clear that some of his superiors wish that he would do so.

England, 1959: Laurel Nicolson is 16 years old, dreaming alone in her childhood tree house during a family celebration at their home, Green Acres Farm. She spies a stranger coming up the long road to the farm and then observes her mother, Dorothy, speaking to him. And then she witnesses a crime.