After the devastating loss of her husband in Iraq, Morgan Dane returns to Scarlet Falls, seeking the comfort of her hometown. Now, surrounded by family, she’s finally found peace and a promising career opportunity - until her babysitter is killed and her neighbor asks her to defend his son, Nick, who stands accused of the murder.

While fighting in Afghanistan, Major Grant Barrett receives devastating news: his brother and sister-in-law have been murdered in Scarlet Falls, the sleepy suburb of Grant's youth. Emotionally scarred from war, the career soldier returns home on emergency leave to temporarily care for his orphaned nephew and niece. But when someone tries to kidnap the kids and their teenage babysitter, Grant knows it's not a random act... and neither were the murders.

Elizabeth was a young widow with two small children when she met Congressman Richard Baker. Handsome and wealthy, with a sparkling public image, Richard seemed like the perfect man to provide the security that Beth and her kids were craving. But when she uncovers a dangerous secret about her new husband, Beth realizes he will go to any lengths - even murder - to keep it. After barely escaping with her life, she and her children flee.

When two hikers disappear from their hometown in Maine, everyone blames the blinding storms. But the truth is far more sinister. Unaware of the danger, tabloid photographer Jayne Sullivan follows an anonymous tip to find the most reclusive sculptor in the art world. Instead, she finds mysterious handyman Reed Kimball - and a small town full of fatal secrets.

FBI special agent Mercy Kilpatrick has been waiting her whole life for disaster to strike. A prepper since childhood, Mercy grew up living off the land — and off the grid — in rural Eagle’s Nest, Oregon. Until a shocking tragedy tore her family apart and forced her to leave home. Now a predator known as the cave man is targeting the survivalists in her hometown, murdering them in their homes, stealing huge numbers of weapons, and creating federal suspicion of a possible domestic terrorism event.

Marc Seidman awakens to find himself in an ICU, hooked up to an IV, his head swathed in bandages. Twelve days earlier, he had had an enviable life as a successful surgeon, living in a peaceful suburban neighborhood with his beautiful wife and a baby he adored. Now he lies in a hospital bed, shot by an unseen assailant. His wife has been killed, and his 6-month-old daughter, Tara, has vanished. But just when his world seems forever shattered, something arrives to give Marc a new hope: a ransom note.

Angela's graduate school days at MIT come to an abrupt end when she uses her hacking skills on another student's computer. Yet her mentor, Eve Abajian, arranges a new beginning for her - as an intern in FBI's Boston field office. Her new supervisor, Assistant Special Agent in Charge William Keats, one of only two agents in the Northeast to make his rank before the age of 30, sees in Angela a fellow prodigy. But Angela's skills come with a natural curiosity, which is also a dangerous liability.

After a violent home invasion, Neve Maguire returns with her daughter to Black Lake, her childhood summer home, hoping for a fresh start. But when the body of a woman is found floating among the reeds in the lake behind her house, she fears she has made a horrible mistake. Neve is hiding secrets, though. Detective Jess Lambert can tell. Recently back after her own personal tragedy, Jess knows what it’s like to live with skeletons in your closet, and she’s sure Neve has a few of her own.

Twenty years ago Emily Mills's father was murdered, and she found his body hanging in the backyard. Her younger sister, Madison, claims she was asleep in her room. Her older sister, Tara, claims she was out with friends. The tragedy drove their mother to suicide and Tara to leave town forever. The killer was caught. The case closed. Ever since, Emily and Madison have tried to forget what happened that night - until an eerily similar murder brings it all back.

Frankie Elkin is an average middle-aged woman, a recovering alcoholic with more regrets than belongings. But she spends her life doing what no one else will - searching for missing people the world has stopped looking for. When the police have given up, when the public no longer remembers, when the media has never paid attention, Frankie starts looking. A new case brings her to Mattapan, a Boston neighborhood with a rough reputation. She is searching for Angelique Badeau, a Haitian teenager who vanished from her high school months earlier.