Pay close attention, and you might solve this. On Monday afternoon five students at Bayview High walk into detention. Bronwyn, the brain, is Yale-bound and never breaks a rule. Addy, the beauty, is the picture-perfect homecoming princess. Nate, the criminal, is already on probation for dealing. Cooper, the athlete, is the all-star baseball pitcher. And Simon, the outcast, is the creator of Bayview High's notorious gossip app. Only Simon never makes it out of that classroom. Before the end of detention, Simon's dead.

Last summer, Alice Ogilvie’s basketball-star boyfriend Steve dumped her. Then she disappeared for five days. She's not talking, so where she went and what happened to her is the biggest mystery in Castle Cove. Or it was, at least. But now, another one of Steve’s girlfriends has vanished: Brooke Donovan, Alice’s ex-best friend. Enter Iris Adams, Alice’s tutor who has her own reasons for wanting to disappear. The police are convinced Steve is the culprit, but Alice isn’t so sure, and with Iris on her side, she just might be able to prove her theory.

After being jilted by her ex-boyfriend and best friend, Jade couldn't be more ready to embark on the adventure of a lifetime—11 countries in 4 months, all from the luxurious Campus on Board ship—and to wedge an entire globe between her and the people who broke her heart. But when Jade discovers the backstabbing couple are also setting sail, her obsession with them grows and festers, leading to a shocking murder.

Piper Woods can't wait to graduate and leave high school—and all its annoying cliques—behind. But when she finds a mysterious notebook filled with the sins of her fellow students, Piper is suddenly drowning in their secrets. And she's not the only one who knows them. An anonymous text invites Piper to choose to punish the cheater, the bully, or the shoplifter. The popular kids with their dirty little secrets. With one text, Piper can make them pay. But the truth can be dangerous . . .

Charity Curtis has the summer job of her dreams, playing the “final girl” at Camp Mirror Lake. Guests pay to be scared in this full-contact terror game, as Charity and her summer crew recreate scenes from a classic slasher film, Curse of Camp Mirror Lake. The more realistic the fear, the better for business. But the last weekend of the season, Charity’s co-workers begin disappearing. And when one ends up dead, Charity’s role as the final girl suddenly becomes all too real. If Charity and her girlfriend Bezi hope to survive the night, they’ll need figure out what this killer is after.

Tonight, Riverview Theaters is closing forever, the last remaining business in a defunct shopping mall. The moviegoers have left, and Jo and her six coworkers have the final shift, a shift that quickly takes a dark turn. First a stranger arrives with a chilling accusation. Then the power goes out and their manager disappears, along with the keys to the lobby doors and the theater safe, where the crew's phones are locked each shift. The crew's tension turns to terror when Jo discovers the dead body of one of her co-workers.

Alyson is a romantic, and sometimes it gets her into trouble. Like last summer, she thought her co-worker was into her, when in reality he found her flirting pathetic. Then she meets Brenton Riggs Jr., and right away she knows that their connection isn’t just in her head. When he swoops in to save her one night from a less than savory party encounter, she falls head-over-heels. Finally, someone Alyson likes who likes her back!

In 1998, the American Jorgenson family had been on a year-long road trip in Australia. One humid, storming night, the mother - Elsa Jorgenson - vanished in an isolated stretch of Australian everglades. Elsa was never seen again. That night, twelve-year-old Lily Jorgenson was left alone and terrified in the family camper—even her teenage sister Iris is missing. When Iris comes racing back through the rain, she refuses to tell where she’s been. Lily is certain her sister is hiding a dark secret.

A year ago, beloved cheerleader Stella Blackthorn vanished without a trace. Devastated, her younger sister, Iris, launched her own investigation, but all she managed to do was scare off the police’s only lead and earn a stern warning: Once she turns 18, more meddling means prison-level consequences. Then, a year later, the unthinkable happens. Iris’s ex-girlfriend, Heather, goes missing, too—just after dropping the polarizing last episode of her true crime podcast all about Iris’s sister. This time, nothing will stop Iris and her amateur sleuthing agency from solving these disappearances.

On a beautiful summer night in a charming English suburb, a young woman and her boyfriend disappear after partying at the massive country estate of a new college friend. One year later, a writer moves into a cottage on the edge of the woods that border the same estate. Known locally as the Dark Place, the dense forest is the writer’s favorite place for long walks and it’s on one such walk that she stumbles upon a mysterious note that simply reads, “DIG HERE.”

On Harlow Street, the well-to-do neighborhood couples and their children gather for a catered barbecue as the summer winds down; drinks continue late into the night. Everything is fabulous until the picture-perfect hostess explodes in fury because her son disobeys her. Everyone at the party hears her exquisite veneer crack—loud and clear. Before long, that same young boy falls from his bedside window in the middle of the night. And then, his mother can only sit by her son’s hospital bed, where she refuses to speak to anyone, and his life hangs in the balance.

Janey Markham is thrilled to be moving with her family to Buckingham Crescent, the smartest address in a desirable suburban town. Worried she’ll be excluded by the glossy local mothers, Janey is thrilled when she meets Tanya, the kind of woman she has always looked up to. Tanya takes Janey under her wing and her teenage daughter, Angel, is amazing with Janey’s little boy. As Janey and Tanya grow closer, Janey feels she can finally leave her troubled past behind.

Gemma Robinson comes into Elliot’s life like a whirlwind, and they marry and settle into his home. When she asks him if her parents can come to stay for a couple of weeks, he is keen to oblige - he just doesn’t quite know what he’s signing up for. The Robinsons arrive with Gemma’s sister, Chloe, a mysterious young woman who refuses to speak or leave her room.

To celebrate the end of high school, Izzy Morales joins her ride-or-die Kassidy and five friends on a 1920s–themed getaway at the glamorous Ashwood Manor. There, Izzy and her friends party in vintage dresses and expensive diamonds—until Kassidy’s boyfriend turns up dead. Murdered, investigators declare when they arrive at the scene, and now every party guest is a suspect. There’s the girlfriend, in love. The other girl, in despair. The old friend, forlorn. The new friend, distressed. The brooding enigma. And then, there’s Izzy—the girl who brought the knife.

Social media influencer Summer Cartwright leads a very charmed life. Every moment of her life has been carefully planned and cultivated to complement her "imperfectly perfect" social media persona. But when Summer goes missing during her annual Halloween party and then an unscheduled post appears on her feed stating that she'll be dead within the next five minutes, those closest to Summer know something isn't quite right—or on-brand.