When PI Heather Nelson makes a last-minute decision to attend her class reunion, she and her once tight-knit group of friends are surprised at dinner by an elaborate forget-me-not floral arrangement. But the accompanying card contains an ominous message: "You deserve to die". When several of the group come close to death in the following weeks, they begin to suspect that the sender of the message has deadly intentions. Fearing for their lives, they beg Heather to return to Iowa and track down the person. But her friends only think they know her.

After Matt returns from a harrowing deployment in Afghanistan, he and his wife Blair take off around the States in his father’s camping trailer for what they hope will be a tranquil trip. When torrential rain derails their plans, they, along with a handful of other travelers, seek shelter at a remote campground. Things soon take a disturbing turn when they stumble upon a body. And then, the unthinkable happens.

Trust no one when your daughter goes missing. On a frigid winter morning near her cabin, Ava Galbraith’s four-year-old daughter vanishes without a trace in the snow. Local sheriff, Mallory Anderson, focuses his initial investigation on Ava and her estranged husband, Gordon, embroiled in a bitter custody battle. But when Ava receives a ransom demand for half-a-million dollars, the race to find four-year-old Melanie takes on a more ominous tone. With the FBI on board, disturbing secrets begin to emerge connecting both Ava and her husband to a murky past.

After losing her first husband to cancer, newlywed Abby has found love again with dashing widower Declan Cafferty. On honeymoon in Ireland where Declan grew up, the idyllic start to their marriage is everything Abby hoped it would be. Until the morning Declan vanishes without a trace.

What happens on the water, stays on the water. Or so they thought. Allison and her handsome, charismatic husband, Doug, are on a Caribbean cruise to celebrate their 10th wedding anniversary. But the steady stream of idyllic photos and happy hashtags they post online is hiding a dangerous rift in their relationship. Allison has long suspected that Doug is having an affair. Despite his impassioned denials and smooth-talking alibis, she’s unconvinced of his innocence and determined to dig for the truth, no matter the cost. And she’s not the only one delving into their secrets.

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.

Erika Cass has a perfect family and a perfect life. Until the evening when two detectives show up at her front door. A high school girl has vanished from Erika's quiet suburban neighborhood. The police suspect the worst - murder. And Erika's teenage son, Liam, was the last person to see the girl alive. Erika has always sensed something dark and disturbed in her seemingly perfect older child. She wants to believe he's innocent, but as the evidence mounts, she can't deny the truth - Liam may have done the unthinkable.

My husband is a doctor. He’s smart and charming, and everybody trusts him. Except me. On the surface, it looks like I have it all–the perfect marriage, the perfect husband, the perfect life. But it’s far from the truth. Doctor Drew Devlin is not the respectable figure he makes out to be. The reason we moved to this beautiful, old property with a gorgeous view of the sea was because we needed to put our past behind us. It should’ve been a fresh start for us both.

When the call came it seemed like the answer to my prayers. My career as a voice actor had been over for months and me and my little girl Scarlet were living back at my mum’s place. I felt like a failure professionally—and with Scarlet having problems at school, as a parent as well. So, when I was asked to narrate a new book by disappeared novelist Philippa Roberts I jumped at the chance, even if it meant leaving Scarlet with my ex, Hugo, for a few weeks. Hugo, with his perfect new home and his perfect new girlfriend Saskia. But this isn’t a dream come true. It’s a nightmare.

When Maggie sees the beautiful Venetian blinds moving in the Caldwells' front window, she freezes. Her favorite neighbors Cady and Josh are away, so who is in their house? The pretty young woman who answers the door tells a convincing story. She's Sarah. The house-sitter. Just here for a month. An old friend of Cady's who needed a place to stay. She's pleasant and warm, and Maggie wanders back to her house thinking she might have made a new friend. Yet she can't help but wonder why Cady never mentioned Sarah.

Cassie thinks she has met the perfect man. Joel is sweet, handsome, romantic, and best of all, he’s crazy about Cassie. She thinks she’s found the guy she’ll spend the rest of her life with. Have children with. Grow old with. Yes, she knows about his perfect ex-girlfriend, Francesca. The beautiful, brilliant chef, beloved by all his friends. But she thinks Francesca is out of the picture. She thinks Francesca is gone for good. Think again, Cassie.

As a teenage runaway and child of an addict, Christy-Lynn learned the hard way that no address was permanent, and no promise sacred. For a while, she found a safe haven in her marriage to bestselling crime novelist Stephen Ludlow - until his car skidded into Echo Bay. But Stephen’s wasn’t the only body pulled from the icy waters that night. When details about a mysterious violet-eyed blonde become public, a media circus ensues, and Christy-Lynn runs again.

Quinn Alexander has committed an unthinkable crime. To avoid spending her life in prison, Quinn makes a run for it. She leaves behind her home, her job, and her family. She grabs her passport and heads for the northern border before the police can discover what she's done. But when an unexpected snowstorm forces her off the road, Quinn must take refuge at the broken-down, isolated Baxter Motel. The handsome and kindly owner, Nick Baxter, is only too happy to offer her a cheap room for the night. Unfortunately, the Baxter Motel isn't the quiet safe haven it seemed to be.

Everyone has secrets. YouTube baking sensation April Masterson knows the secret to the perfect gooey brownies. Or how to make key lime squares that will melt in your mouth. But if you keep watching her offline, you may find out some other secrets about April; secrets she’d rather you didn’t know - like where did her son go when he snuck out of the house? What was she doing with the local soccer coach behind fogged windows? And what’s buried in her backyard?

After barely surviving a brutal attack, Brienne Dougray rarely leaves her house. Suffering from debilitating headaches and memory loss, she can rely only on her compassionate new tenant, Dr. Niall Emberlin, a welcome distraction from the discomfiting bubble that has become her existence. But Brienne’s growing confidence in her new routine is shaken when she stumbles across unsettling evidence that someone else is living as...her. Same name. Same car. Same hair. Same clothes. She’s even friended her family on social media.