Emma can’t sleep. It’s been like this since her big 4-0 started getting closer. Her mother stopped sleeping just before her own fortieth birthday. She went mad and did the unthinkable because of it. Is that what’s happening to Emma?

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.

The other orphans say Margot is lucky. Lucky to survive the horrible accident that killed her family. Lucky to have her own room because she wakes up screaming every night. And finally, lucky to be chosen by a prestigious family to live at their remote country estate.

Willa is freaking out. It seems like she's seeing things. Like a dead body in her swimming pool. Frantic messages on her walls. A reflection that is not her own. It's almost as if someone - or something - is trying to send her a message. Meanwhile, a killer is stalking Los Angeles - a killer who reenacts famous movie murder scenes. Could Willa's strange visions have to do with these unsolved murders? Or is she going crazy? And who can she confide in?

Patricia Campbell's life has never felt smaller. Her ambitious husband is too busy to give her a goodbye kiss in the morning, her kids have their own lives, her senile mother-in-law needs constant care, and she's always a step behind on thank-you notes and her endless list of chores. The one thing she has to look forward to is her book club, a close-knit group of Charleston women united by their love of true crime and paperback fiction. At these meetings they're as likely to talk about the Manson family as they are marriage, motherhood, and neighborhood gossip.

In this queer contemporary YA mystery, a nonbinary autistic teen realizes they must not only solve a 30-year-old mystery but also face the demons lurking in their past in order to live a satisfying life.

Shelby was in a devastating car accident, and everyone in town thinks that she was undergoing more physical therapy in Denver. Instead, Shelby's mother enrolled her in a clinical program to stop the panic attacks that started after the crash. The treatment erased Shelby's memory of the accident, but she can't help feeling as if a piece of herself is missing, that the treatment took more than the doctors claimed.

When Chloe falls asleep in study hall, it is the middle of May. When she wakes up, snow is on the ground and she can't remember the last six months of her life. Before, she'd been a mediocre student. Now she's on track for valedictorian and is being recruited by Ivy League schools. Before, she never had a chance with super jock Blake. Now he's her boyfriend. Before, she and Maggie were inseparable. Now her best friend won't speak to her. What happened to Chloe? Remembering the truth could be more dangerous than she knows…

Eleven minutes passed before Delaney Maxwell was pulled from the icy waters of a Maine lake by her best friend, Decker Phillips. By then her heart had stopped beating. Her brain had stopped working. She was dead. And yet she somehow defied medical precedent to come back seemingly fine - despite the scans that showed significant brain damage. Everyone wants Delaney to be all right, but she knows she's far from normal. Pulled by strange sensations she can't control or explain, Delaney finds herself drawn to the dying. Is her altered brain now predicting death, or causing it?

Mara Dyer believes life can't get any stranger than waking up in a hospital with no memory of how she got there. It can. She believes there must be more to the accident she can't remember that killed her friends and left her strangely unharmed. There is. She doesn't believe that after everything she's been through, she can fall in love. She's wrong.

Musical genius Mackenzie is desperate to get into Juilliard, even if it means playing a duet with her best friend's boyfriend. Beautiful Ava isn't above using her assets to get an A. Athletic Caitlin is one goal away from a soccer scholarship - if she can call a time-out on her relationship drama. Popular Julie has it all - literally, thanks to her hoarder mom - and will do anything to keep her family's secret. And former It Girl Parker is experimenting with her wild side.

Dying sucks, and high school senior Ember McWilliams knows firsthand. After a fatal car accident, her gifted little sister brought her back. Now anything Ember touches dies. Ember operates on a no-touch policy with all living things-including boys. When Hayden Cromwell shows up, quoting Oscar Wilde and claiming that Ember's curse is a gift, she thinks he's a crazed cutie. But when he tells her he can help control it, she's more than interested.

Torrey Grey is famous. At least, on the internet. Thousands of people watch her popular videos on fashion and beauty. But when Torrey's sister is killed in an accident - maybe because of Torrey and her videos - Torrey's perfect world implodes. Now, strangers online are bashing Torrey. And at her new school, she doesn't know who to trust. Is queen bee Blair only being sweet because of Torrey's internet infamy? What about Raylene, who is decidedly unpopular, but seems to accept Torrey for who she is?

Juliet Young always writes letters to her mother, a world-traveling photojournalist. Even after her mother's death, she leaves letters at her grave. It's the only way Juliet can cope. Declan Murphy isn't the sort of guy you want to cross. In the midst of his court-ordered community service at the local cemetery, he's trying to escape the demons of his past. When Declan reads a haunting letter left beside a grave, he can't resist writing back. Soon, he's opening up to a perfect stranger, and their connection is immediate.

The juniors at Paloma High School all have their secrets, whether it's the thespian who hides her trust issues onstage, the closeted pansexual who cares only about his drug-dealing profits, or the neurotic genius who's planted the seed of a school scandal. But it's Juniper Kipling who has the furthest to fall. No one would argue that Juniper - obedient daughter, salutatorian, natural beauty, and loyal friend - is anything but perfect.