Alex Blake was terrified of water, and had been since she nearly drowned at age five. So when police find her body in the river and rule it a suicide, her mother, Jen knows they're wrong. But no one will listen to a grieving mother. The police dismiss her. Her husband thinks she's in denial. Even their neighbours, the Higgins family, urge her to accept the truth and move on. But something isn't right. Why was Alex messaging Lia Higgins, Jen's former best friend, the day she died? And why is Lia now so desperate to shut down Jen's questions?

When Skye married into the wealthy Turner family, she thought she was entering paradise. But now, several years later, she remains uneasy amid the opulence of her husband's world, struggling with her own secrets and working to maintain a normal life for their young daughter, Tilly. Skye's delicate balance is undone when the family patriarch, Sir Campbell Turner, dies suddenly and an illegitimate heir comes forward to stake his claim in the luxury goods empire the old man leaves behind.

October, 1982. Forced to move to the quiet seaside town of Tasker Bay by her mother, the only thing on high schooler Andi’s mind is saving up enough money to return to her old stomping grounds in Silicon Valley. Her self-taught skills with all things electronic make her a perfect fit for a job at the dingy local arcade. When Polybius—a new game of unknown origin arrives—the shop is suddenly overwhelmed with players fighting for time on the machine. Seemingly overnight, a virus-like epidemic grips Tasker Bay while a violent coastal storm rolls in, isolating it from the outside world.

Driving alone at night in a wild rainstorm, Luke Conway strikes something—or someone. He and his wife, Carrie, recently moved back to Clear River to help take care of her ailing father, and after a tragedy at his previous job, this move is their last chance at a new life. Now, standing in the downpour on this Texas road, Luke, an off-duty cop, has a decision to make—and he has to make it fast. No one else is around. No witnesses. And he can’t find a body.

When Kate Fox receives a late-night phone call, her seemingly perfect life on the Nebraska prairie shatters in an instant. Eldon, shirt-tail relative and owner of one of the largest cattle ranches in Grand County, has been killed. Kate's husband, Ted, the Grand County sheriff, has been shot and may never walk again. And worst of all, Ted is the prime suspect in Eldon’s murder. Desperate to clear Ted's name, Kate throws herself headlong into the hunt for the real killer. When she finds herself the victim of several mysterious “accidents”, she knows she’s running out of time.

When Nathan Carman, a young man with a complicated past, is miraculously rescued from a lifeboat bobbing in the unforgiving North Atlantic, questions swirl about the fate of his mother, who is presumed to have drowned when their fishing boat sank. Nathan is in remarkably good shape for being lost at sea for a week, and his account of what exactly happened out there on the waves raises questions from family members and law enforcement.

Five high school friends are bonded by an oath to protect one another no matter what. Then, on a camping trip in the middle of the forest, they find something extraordinary: a mysterious staircase to nowhere. One friend walks up—and never comes back down. Then the staircase disappears. Twenty years later, the staircase has reappeared. Now the group returns to find the lost boy—and what lies beyond the staircase in the woods.

Twenty years ago, during a family holiday on the savage and remote island of Little Auger, eleven-year-old Hazel left her bed and was never seen again. The unanswered questions surrounding Hazel’s disappearance tore three families apart and the girls left behind all experience their own terrible guilt. Roz, because she broke a promise; Catrin, because it was her idea; and Nina, who slept through it all. Their friendship never recovers and all three women go on to lead vastly different lives.

This state-of-the-art smart home has everything: a next-generation entertainment system, an ultramodern kitchen where every appliance is online and even a personal AI to control it all. Standing above its owner's lifeless body, FBI agent Jude Mackenzie is faced with the daunting task of discovering how the woman was killed by her own home. How do you catch a murderer that doesn't leave any fingerprints?

Sage and her sister won’t make it home from school today. Neither will the other children on Bus 315. But that’s only the beginning of the nightmare. New bus driver Jessa blames herself for what happened. She couldn’t protect the kids she was supposed to deliver to daycare, just like she couldn’t protect her own daughter three years ago. But this time, everything will be different. It has to be.