Angela is beautiful and charismatic on the outside. But on the inside, evil rages and she's determined to get anyone and anything she wants. And now with her biological clock ticking, she seduces her old friend Philip, and his partner Jonathan, into having a child with her through artificial insemination.

It takes a survivor to know a madman. When the police need to crawl inside the mind of a monster, they call Caroline. As a child, Caroline was abducted along with her twin sister. Caroline escaped. Her sister didn’t...But there’s something different about her latest case. Something familiar. Teenage girls are being murdered, their organs removed. As the scope of horror widens, Caroline begins to experience blackouts of lost time and disturbing hallucinations that are leading her to one terrible, impossible conclusion.

When Jane is asked to pick up her friend’s daughter, Florrie, from school, she can’t imagine the horror that will unfold. Because someone pretending to be Jane has already collected Florrie. And now the little four-year-old is missing... Things don’t get any easier when Jane starts receiving anonymous letters that include intimate details about her life. As a psychologist and agony aunt, she's used to getting letters asking for advice, but these are different. Are they somehow connected to the missing child?

Young, beautiful, and brilliant, Jane Carter was on the verge of achieving her PhD in quantum physics when they first appeared, visitors from other universes that no one else could see. Desperate to hold on to her dreams, she turned to a psychiatrist whose controversial treatment promised to rid her of the hallucinations and restore her sanity. All she had to do was trust in his oath and submit to his deep hypnosis, but Dr. Barry Lieberman was not someone to trust.

At a Texas county fair, children’s book author Elle Portman is enjoying a rare night out with her favorite cowboy: her two-year-old son, Charlie. But just as they’re about to head home, the unthinkable happens: a shooter opens fire into the crowd, causing widespread panic to erupt all around them. Also caught in the melee is corporate consultant Calder Hudson. When he wakes up in the hospital, he's told he's lucky. Others didn't fare we well, which instills in Calder a furious determination to get justice.

A forged reference and a fake social media page is all it takes to convince the Mayers I’m the perfect person to look after their son Wyatt. Some people would be scared to move to a remote mountain village with a family they’ve never met, but it’s exactly where I need to be. Because Wyatt is my child....

Of course, I’m not going to murder her in the night. I need my laptop back first. That’s the whole point of making friends with Emily Harper, author of the hugely successful novel Diary of an Octopus. So I could get into her apartment and take back what’s mine. Emily doesn’t know who I really am. She thinks I’m her biggest fan, her new best friend who happens to need a place to stay for a few days. She doesn’t realize the laptop she found—and took—from a busy airport almost two years ago was mine. I don’t care about the laptop, just what's on it: my diary.

Architect Carter Grady is constructing his most prized design - a family. Two years after marrying his deceased best friend’s wife, Tori, he’s ready to officially adopt her two sons, independent Daniel, 12, and the sweet five-year-old Nathan. All he needs to do is sign the legal paperwork. But a phone call changes everything. A one-night stand from over a decade ago died in a freak accident and Carter now learns two things: the random stranger’s name...and that they share a 10-year-old son, Frances.

Psychologist Margot Scott has a picture-perfect life: a nice house in the suburbs, a husband, two children and a successful career. On a warm spring morning Margot approaches one of her clients on a busy train platform. He is looking down at his phone, with his duffel bag in hand as the train approaches. That’s when she slams into his back and he falls in front of the train. Margot’s clients all lie to her, but one lie cost her family and freedom.

Mae Barlowe’s annual beach trip is anything but a vacation. It’s the anniversary of the worst day of her life. When her husband and best friend surprise her with a last-minute itinerary change in the form of a couples’ cruise, she struggles to hide her reservations about the new plan. A week spent cruising around in a tropical paradise sounds like a dream come true to everyone else, but for Mae, it’s an eerie reminder of chilling memories from her past. Once on board the ship, a mysterious stranger causes confusion among the group, leading them to ask unsettling questions of one another.

When mysterious, single dad Ray Jenkins moves in to the neighborhood, Sonia is suspicious from the outset that something is amiss. Ray’s young son, Henry - traumatized from the recent loss of his mother - acts like he barely knows his father. But things take a turn for the worse when Ray is involved in a multi-vehicle wreck and suffers a brain injury and subsequent memory loss. Sonia steps in to care for Henry, but soon becomes alarmed at the disturbing things he tells her. Determined to get to the bottom of who her neighbor really is, she snoops around in his house.

Medical student Amy Brenner is spending the night on a locked psychiatric ward. Amy has been dreading her evening working on Ward D, the hospital’s inpatient mental health unit. There are very specific reasons why she never wanted to do this required overnight rotation. Reasons nobody can ever find out. And as the hours tick by, Amy grows increasingly convinced something terrible is happening within these tightly secured walls.

Dr. Mallory Hayes, a Centers for Disease Control and Prevention (CDC) medical investigator, is a committed physician and researcher quietly battling height and air-flight anxiety. When a tsunami devastates the coast of Southern California, the Federal Emergency Management Agency (FEMA) establishes a camp to house the tens of thousands of people displaced by the disaster, and the Army is brought in to provide medical services.

Jessica is headed over to her new neighbor Martha’s house one evening after casually volunteering to help her get settled in. Both are young nurses and, turns out, survivors of toxic relationships; in fact, they’ve got plenty in common. Plus, a fun and friendly peer is a welcome upgrade to their sleepy, suburban street bordered by woods.

FBI super-profiler Agent Meredeth Connelly begins her hunt for The .40 Caliber Killer. She collects evidence. He collects families. Her headaches become more unbearable with each crime scene, with each dead child. With two decades of experience, she knows serial killers. As the body count rises, it’s clear that this serial killer knows her. She doesn't remember him. He'll never forget her. As the investigation progresses, something awakens within her that hints at an answer.