When Jess was thirteen, her mother went for a walk and never returned. Jess and her older sister, Liz, never found out what happened. Instead, they did what they hoped their mother had done: survive. As soon as she was old enough, Jess fled their small town of Knife River, wandering from girlfriend to girlfriend like a ghost in her own life, aimless in her attempts to outrun grief and confusion. But one morning, fifteen years after their mother’s disappearance, she gets the call she’s been bracing for: Her mother’s remains have been found.

December 2019. 34-year-old Leona Walsh is reported missing, igniting headlines around the country. Did she run away? Is she alive or dead? The police suspect foul play, but there is no proof. Despite an extensive search of the woodland on the edge of Exmoor where she was last seen, no trace of Leona was found and her disappearance is shrouded in mystery. Leona’s two daughters are living under the same roof as the main suspect – Matthew Walsh, their father. What must it be like for the girls growing up not knowing if their father killed their mother?

In a hushed Vatican reading room, the scene was shocking: a crazed professor shot dead after brandishing evidence of a grisly crime. Moments later, two bodies are found in a nearby church, each with a gruesome calling card from the killer.

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.

A small Georgia town erupts in panic when a young college professor is found brutally mutilated in the local diner. But it's only when town pediatrician and coroner Sara Linton does the autopsy that the full extent of the killer's twisted work becomes clear. Sara's ex-husband, Police Chief Jeffrey Tolliver, leads the investigation - a trail of terror that grows increasingly macabre when another local woman is found crucified a few days later.