In Gold Coast, Long Island, everything from the expensive downtown shops to the manicured beaches, to the pressed uniforms of Jill Newman and her friends, looks perfect. But as Jill found out three years ago, nothing is as it seems. Freshman year Jill's best friend, the brilliant, dazzling Shaila Arnold, was killed by her boyfriend. After that dark night on the beach, Graham confessed, the case was closed, and Jill tried to move on.

The troublemaker. The overachiever. The cheer captain. The dead girl. Like every high school in America, Jefferson-Lorne High contains all of the above. After the shocking murder of senior Emma Baines, three of her classmates are at the top of the suspect list: Claude, the notorious partier; Avery, the head cheerleader; and Gwen, the would-be valedictorian. But appearances are never what they seem. And the truth behind what really happened to Emma may just be lying in plain sight. As long buried secrets come to light, the clock is ticking to find Emma's killer.

It was supposed to be the perfect prom weekend getaway. But it's clear something terrible happened when Claire wakes up alone and bloodied on a hiking trail with no memory of the past 48 hours. Now everyone wants answers - most of all, Claire. She remembers Friday night, but, after that...nothing. And now Kat and Jesse - her best friends - are missing. What happened on the mountain? And where are Kat and Jesse? Claire knows the answers are buried somewhere in her memory. But as she's learning, everyone has secrets - even her best friends.

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. 

Zahra Gaines is missing. After three long years away, Ruthie Hayden arrives in her hometown of Anchorage, Alaska to this devastating news. Zahra was Ruthie's best friend - the only person who ever really understood her - and she vows to do whatever it takes to find her. Zahra vanished from a party just days before Ruthie's return, but the more people she talks to, the more she realizes that the Zahra she knew disappeared long before that fateful night. Gone is the whimsical, artistic girl who loved books and knew Ruthie's every secret.

Kacey is the new girl in Broken Falls. When she moved in with her father, she stepped into a brand-new life. A life with a stepbrother, a stepmother, and, strangest of all, an adoring younger half sister. Kacey's new life is eerily charming compared with the wild highs and lows of the old one she lived with her volatile mother. And everyone is so nice in Broken Falls - she's even been welcomed into a tight new circle of friends. Bailey and Jade invite her to do everything with them.

Fiona claims she doesn’t remember anything about the night her best friend left a party early and walked into the ocean. But the truth is, she wishes she could forget. Trixie’s disappearance is ruled a suicide, but Fiona starts to believe that Trixie isn’t really dead. Piecing together the trail of a girl who doesn't want to be found leads her to Jasper, Trixie’s former friend with benefits, and Beau - the boy who turned Fiona down, who loved someone else, who might be happy Trixie is gone.  

Gabe lives in Austin, Texas, and he still can't believe Sasha, the stunning head cheerleader, is his girlfriend. But their relationship soon turns controlling; if she can't have Gabe, no one can.... Elyse lives in Portland, Oregon, and, as the shy best friend to their high school's theater star, is surprised to be cast as the lead in their production of Romeo and Juliet. It seems the new drama teacher, Mr. Hunter, has taken a liking to her - and as rehearsals wear on, Elyse can't stop thinking about him, either.

There are ghosts around every corner in Fayette, Pennsylvania. Tessa left when she was nine and has been trying ever since not to think about it after what happened there that last summer. Memories of things so dark will burn themselves into your mind if you let them. Callie never left. She moved to another house, so she doesn't have to walk those same halls, but then Callie always was the stronger one.

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.

There are no more cheerleaders in the town of Sunnybrook. First there was the car accident - two girls dead after hitting a tree on a rainy night. Not long after, the murders happened. Those two girls were killed by the man next door. The police shot him, so no one will ever know his reasons. Monica's sister was the last cheerleader to die. After her suicide, Sunnybrook High disbanded the cheer squad. No one wanted to be reminded of the girls they'd lost.

Ivy, Mateo, and Cal used to be close. Now all they have in common is Carlton High and the beginning of a very bad day. So when the three unexpectedly run into each other, they decide to avoid their problems by ditching. Just the three of them, like old times. Except they’ve barely left the parking lot before they run out of things to say...until they spot another Carlton High student skipping school - and follow him to the scene of his own murder. In one chance move, their day turns from dull to deadly. And it’s about to get worse.

Pip is not a detective anymore. With the help of Ravi Singh, she released a true-crime podcast about the murder case they solved together last year. The podcast has gone viral, yet Pip insists her investigating days are behind her. But she will have to break that promise when someone she knows goes missing. Jamie Reynolds has disappeared, on the very same night the town hosted a memorial for the sixth-year anniversary of the deaths of Andie Bell and Sal Singh.

Echo Ridge is small-town America. Ellery's never been there, but she's heard all about it. Her aunt went missing there at age 17. And only five years ago, a homecoming queen put the town on the map when she was killed. Now, Ellery has to move there to live with a grandmother she barely knows. The town is picture-perfect, but it's hiding secrets. And before school even begins for Ellery, someone has declared open season on homecoming, promising to make it as dangerous as it was five years ago. Then, almost as if to prove it, another girl goes missing.

Last year her best friend Monica's life was unceremoniously ruined by the most popular students at their high school, so this year Chloe plans to take each and every one of them down. She's traded in her jeans and T-shirts for the latest designer clothes, erased anything on social media that would tie her to Monica (and blow her cover), and carefully figured out how she will befriend the members of the clique, find out their deepest and darkest secrets, and reveal them to the world.