Everyone knows the Ivies: the most coveted universities in the United States. Far more important are the Ivies. The Ivies at Claflin Academy, that is. Five girls with the same mission: to get into the Ivy League by any means necessary. I would know. I'm one of them. We disrupt class ranks, club leaderships, and academic competitions...among other things. We improve our own odds by decreasing the fortunes of others. Because hyper-elite competitive college admissions is serious business. And in some cases, it's deadly.

She’s always had a special connection to the place, even before she was old enough to attend. The camp is the lifeline of Roxwood, the small town she lives in. Alpine Lake provides jobs, money and prestige to the region. Few Roxwood locals, though, get to reap the rewards of living so close to the glam summer that camp, with its five-figure tuition and rich kids who have been dumped there for eight weeks by their powerful parents. Goldie's one of them.

When Crystal Donavan gets a message on a mysterious app with a picture of her little sister gagged and bound, she agrees to play the kidnapper’s game. At first, they make her complete bizarre tasks: Steal a test and stuff it in a locker, bake brownies, make a prank call. But then Crystal realizes that each task is meant to hurt—and kill—her friends, one by one. But if she refuses to play, the kidnapper will kill her sister.

When Anna Cicconi arrives to the small Hamptons village of Herron Mills for a summer nanny gig, she has high hopes for a fresh start. What she finds instead is a community on edge after the disappearance of Zoe Spanos, a local girl who has been missing since New Year’s Eve. Anna bears an eerie resemblance to Zoe, and her mere presence in town stirs up still-raw feelings about the unsolved case. As Anna delves deeper into the mystery, stepping further and further into Zoe’s life, she becomes increasingly convinced that she and Zoe are connected.

Kay Donovan has skeletons in her closet, but who doesn't? The past is the past, and now Kay's a star soccer player whose group of gorgeous, pedigreed friends run their private school with effortless popularity and acerbic wit. But when a girl's body is found in the lake, Kay's carefully constructed life begins to topple. The dead girl has left a memento, a computer-coded scavenger hunt, which, as it unravels, begins to implicate each of Kay's friends, until Kay herself is in the crosshairs of the murder investigation.

Ellingham Academy is a famous private school in Vermont for the brightest thinkers, inventors, and artists. It was founded by Albert Ellingham, an early 20th century tycoon, who wanted to make a wonderful place full of riddles, twisting pathways, and gardens. "A place," he said, "where learning is a game." Shortly after the school opened, his wife and daughter were kidnapped. The only real clue was a mocking riddle listing methods of murder, signed with the frightening pseudonym "Truly, Devious".

When Sawyer Taft agrees to move in with her grandmother, she expects some things to be different, but what she doesn't expect is to get sucked into a group of over-privileged, yet somehow lovable debs who have kidnapped one of their own in hopes of blackmailing her into keeping their secrets under wraps - secrets that are far bigger and more scandalous than anyone could have imagined. As Sawyer works to uncover the identity of her father, she must also navigate the twisted relationships between her new friends and their powerful parents and help them discover the villain among them.

Stella and Ellie Steckler are only a year apart, but their different personalities make their relationship complicated. Stella is single-minded, driven, and she keeps to herself. Cross-country running is her life and she won't let anything get in the way of being the best. Her sister Ellie is a talented runner too, but she also lets herself have fun. She has friends. She goes to parties. She has a life off the course.

Emily Joiner was once part of an inseparable group—she was a sister, a best friend, a lover, and a rival. Summers without Emily were unthinkable. Until the fire burned the lake house to ashes with her inside. A year later, it’s in Emily’s honor that Chelsea and her four friends decide to return. The house awaits them, meticulously rebuilt. Only, Chelsea is haunted by ghostly visions. Loner Ryan stirs up old hurts and forces golden boy Chase to play peacemaker. Which has perfect hostess Kennedy on edge as eerie events culminate in a stunning accusation.

Sadie hasn't had an easy life. Growing up on her own, she's been raising her sister, Mattie, in an isolated small town, trying her best to provide a normal life and keep their heads above water. But when Mattie is found dead, Sadie's entire world crumbles. After a somewhat botched police investigation, Sadie is determined to bring her sister's killer to justice and hits the road following a few meager clues to find him. When West McCray - a radio personality working on a segment about forgotten towns in America - overhears Sadie's story, he becomes obsessed with finding the girl.