If She Only Knew, introduces the Cahills, a wealthy San Francisco family - rich in money, twisted secrets, and hidden agendas. Now at the center of their tangled world is Marla Cahill - a woman with no memory of who she is, what she’s done, or why she could be the next to die... It begins on a dark stretch of highway. Two vehicles swerve and crash - leaving one woman dead and another in a coma. When the surviving woman awakens, her memory is gone and her face has been reconstructed. Her family tells her that her name is Marla Cahill - but they’re all strangers to her.

Former movie star Jenna Hughes left Hollywood for an isolated farm in Oregon to get away from fame. But someone has followed her - an obsessed fan whose letters are personal and deeply disturbing. And while Jenna's already shaken up by what she's seen on paper, she'd be terrified if she knew what Sheriff Shane Carter is investigating. It's a shocking case that started with the discovery of a dead woman in the woods. Now two more women are missing, one of whom bears a striking resemblance to Jenna...

He’s been waiting for this moment. With every kill, he can feel her getting closer. Very soon—just a few more victims to go. All he needed was the girl, Dani, and now that he has her, his plan is in motion, and no one can stop it…

All her life, she’s been the girl who survived. Orphaned at age seven after a horrific killing spree at her family’s Oregon cabin, Kara McIntyre is still searching for some kind of normal. But now, twenty years later, the past has come thundering back. Her brother, Jonas, who was convicted of the murders, has unexpectedly been released from prison. The press is in a frenzy again. And suddenly, Kara is receiving cryptic messages from her big sister, Marlie—who hasn’t been seen or heard from since that deadly Christmas Eve.

In the lonely woods around Grizzly Falls, Montana, the first body is discovered, stripped naked and tied to a tree. Alvarez and Pescoli have been hoping for a career-making case, but this is a nightmare. The killer stages car accidents on icy, isolated roads and “rescues” his victims. He toys with them, heals them, earns their trust...before subjecting them to a slow, agonizing death.

There are people in Edgewater, Oregon, who think that twenty years ago, Rachel Gaston got away with murder. But Rachel still has no idea how a foolish teenaged game turned deadly - or who replaced her soft pellet air gun with a real weapon. When a figure jumped out at her from the darkness, she fired without thinking. By the time she recognized her half-brother, Luke, it was too late.

Charles Vincent seems to have it all—a beautiful wife, two successful children, and a well-paying career. Yet happiness remains out of reach. He is trapped in a loveless marriage and his job is simply a paycheck. But his life changes forever as he drives along the Normandy coast, heading to their lavish château for the weekend. In one terrifying moment, Charles falls asleep at the wheel and veers off the road, plunging thirty feet down the face of a rocky cliff. Miraculously, Charles survives.

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.

It starts as a prank - a way to blow off steam after a long summer at Camp Horseshoe. Among the teen counselors, tensions and hormones are running high. No wonder the others agree when Jo-Beth Chancellor suggests they scare Monica O'Neal a little.... or a lot. Monica has it coming, and no one will really get hurt. What could go wrong? Everything.

Caitlyn Montgomery Bandeaux wakes one morning drenched in blood, her head pounding mercilessly. Worst of all, she can't remember what happened the night before - when her estranged husband was murdered. Now the police want answers. Tormented, Caitlyn turns to her sister for support and is warned not to talk to the handsome new psychologist in town. But she soon realizes he's the only person she's comfortable confiding in.