It's winter in the Catskills and Mitchell's Inn, nestled deep in the woods, is the perfect setting for a relaxing—maybe even romantic—weekend away. So when the weather takes a turn for the worse, and a blizzard cuts off the electricity—and all contact with the outside world—the guests settle in and try to make the best of it. Soon, though, one of the guests turns up dead—it looks like an accident. But when a second guest dies, they start to panic. Within the snowed-in paradise, something—or someone—is picking off the guests one by one.

"This is a very difficult letter to write. I hope you will not hate us too much.... My son broke into your home recently while you were out." In a quiet, leafy suburb in upstate New York, a teenager has been sneaking into houses - and into the owners' computers as well - learning their secrets, and maybe sharing some of them, too. Who is he, and what might he have uncovered? After two anonymous letters are received, whispers start to circulate, and suspicion mounts. And when a woman down the street is found murdered, the tension reaches the breaking point.

When Fiona Lawson comes home to find strangers moving into her house, she's sure there's been a mistake. She and her estranged husband, Bram, have a modern coparenting arrangement: bird's nest custody, where each parent spends a few nights a week with their two sons at the prized family home to maintain stability for their children. But the system built to protect their family ends up putting them in terrible jeopardy. In a domino effect of crimes and misdemeanors, the nest comes tumbling down.

Anne and Marco Conti seem to have it all—a loving relationship, a wonderful home, and their beautiful baby, Cora. But one night, when they are at a dinner party next door, a terrible crime is committed. Suspicion immediately lands on the parents. But the truth is a much more complicated story.

As children, Sam and Elli were two halves of a perfect whole: gorgeous identical twins whose parents sometimes couldn’t even tell them apart. They fell asleep to the sound of each other’s breath at night, holding hands in the dark. And once Hollywood discovered them, they became B-list child TV stars, often inhabiting the same role. But as adults, their lives have splintered. After leaving acting, Elli reinvented herself as the perfect homemaker: married to a real estate lawyer, living in a house just blocks from the beach.

Our love story is simple. I met a gorgeous woman. We fell in love. We had kids. We moved to the suburbs. We told each other our biggest dreams and our darkest secrets. And then we got bored. We look like a normal couple. We're your neighbors, the parents of your kid's friend, the acquaintances with whom you keep meaning to get dinner. We all have our secrets to keeping a marriage alive. Ours just happens to be getting away with murder.

Stephanie and Patrick are adjusting to life with their colicky twin girls. The babies are a handful, but even as Stephanie struggles with the disorientation of sleep deprivation, there's one thing she's sure of: She has all she ever wanted. Then Erica, a woman from Patrick's past, appears and makes a disturbing accusation. Patrick had always said his first wife's death was an accident, but now Erica claims it was murder. Patrick insists he's innocent, that this is nothing but a blackmail attempt. Still, Erica knows things about Patrick.

Writer Carrie Colts hopes a move to Montauk will be a rejuvenating change of pace for her family. The last thing she expects to see is her former college roommate on her doorstep. Newly widowed, and with a daughter of her own, Maya would love to reconnect. As a gesture to an old friend in mourning, Carrie extends an invitation to stay. Just for a few days. After all, there are reasons that Carrie and Maya are estranged.

The teenagers get their kicks telling ghost stories in the old graveyard. The parents trust their kids will arrive home safe from school. Everyone knows everyone. Curtains rarely twitch. Front doors are left unlocked. But Diana Brewer isn’t lying safely in her bed where she belongs. Instead she lies in a hayfield, circled by vultures, discovered by a local farmer. How quickly a girl becomes a ghost. How quickly a town of friendly, familiar faces becomes a town of suspects, a place of fear and paranoia.

Mina is trying to focus on her job as a flight attendant, not the problems of her five-year-old daughter back home or the fissures in her marriage. But the plane has barely taken off when Mina receives a chilling note from an anonymous passenger, someone intent on ensuring the plane never reaches its destination. Someone who needs Mina's assistance and who knows exactly how to make her comply. It's 20 hours to landing. A lot can happen in 20 hours....

When Eleanor Hardwicke’s beloved father dies, her world is further shattered by a gut-wrenching secret: The man she’s grieving isn’t really her dad. Eleanor was the product of an affair, and her biological father is still out there, living blissfully with the family he chose. With her personal life spiraling, a desperate Eleanor seeks him out, leading her to uncover another branch on her family tree - an infuriatingly enviable half-sister.

Perched atop a hill in the tiny town of Marchburg, Virginia, The Goode School is a prestigious prep school known as a Silent Ivy. The boarding school of choice for daughters of the rich and influential, it accepts only the best and the brightest. Its elite status, long-held traditions and honor code are ideal for preparing exceptional young women for brilliant futures at Ivy League universities and beyond. But a stranger has come to Goode, and this ivy has turned poisonous.

Pete Riley answers the door one morning and lets in a parent's worst nightmare. On his doorstep is Miles Lambert, a stranger who breaks the devastating news that Pete's son, Theo, isn't actually his son - he is the Lamberts', switched at birth by an understaffed hospital while their real son was sent home with Miles and his wife, Lucy. For Pete, his partner Maddie, and the little boy they've been raising for the past two years, life will never be the same again.

Twenty-five years ago, the body of 16-year-old Eve Knox was found in the caves near her home in small-town Grotto, Iowa - discovered by her best friend, Maggie, and her sister, Nola. There were a handful of suspects, including her boyfriend, Nick, but without sufficient evidence the case ultimately went cold.

Shortly after marrying her soulmate and the birth of their son, the lies begin. First, it's the phone calls, always held in secret, always deleted from his phone. Then it's his odd disappearances and the little nagging voice in her head screaming: Something is not right. When Palmer follows her gut - and her husband - she catches him with an unfamiliar woman in the park and in his biggest lie thus far. Learning from her past, she hatches a plan to protect herself and their child.