When Ella is mysteriously attacked on her way home from a party, her entire life changes as she finds herself at the center of an attempted murder investigation.

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. And it doesn’t look like Brooke will be coming back.

Seventeen-year-old film noir fan Neve Lanier is a girl who just wants to be seen, but doesn't really fit in anywhere. When Neve is betrayed by her best friend, Yasmin, at the end of the school year, she heads off to a girl's empowerment camp feeling like no one will ever love her again. So when she grabs the attention of the beautiful, charismatic Diane, she falls right under her spell, and may accidentally promise to murder Diane's predatory step-brother, Javier, in exchange for Diane murdering Yasmin. But that was just a joke…right? Wrong. 

Camp Alpine Lake is the only place where Goldie Easton feels safe. 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. 

Every November, the people in Wolf Ridge are overwhelmed with a hunger for violence - at least that's the town rumor. Last fall, Wyatt Green's mother was brutally murdered, convincing Wyatt that this yearning isn't a morbid urban legend but rather a palpable force infecting her neighbors. This year, Wyatt fears the call of violence has spread to her best friend, Cash - who also happens to be the guy she can't stop wanting no matter how much he hurts her. At the same time, she's drawn to Cash's nemesis, Porter, especially now that they're partners on an ambitious project for lit class.

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.

Charlotte lost her mother six months ago, and still no one will tell her exactly what happened the day she mysteriously died. They say her heart stopped, but Charlotte knows deep down that there's more to the story. The only person who gets it is Charlotte's sister, Maddi. Maddi agrees - people’s hearts don’t just stop. There are too many questions left unanswered for the girls to move on.

Barrett Bloom is hoping college will be a fresh start after a messy high school experience. But when school begins on September 21, everything goes wrong. She’s humiliated by the know-it-all in her physics class, she botches her interview for the college paper, and at a party that night, she accidentally sets a frat on fire. The next morning, Barrett’s perplexed to find herself back in her dorm room bed, no longer smelling of ashes and crushed dreams. It’s September 21. Again.

After the mysterious death of their best friend, Ella, Yuki, and Rory are the talk of their elite school, Grimrose Académie. The police ruled Ariane’s death as a suicide, but the trio is determined to find out what really happened. When Nani Eszes arrives as their newest roommate, it sets into motion a series of events that no one could have predicted. As the girls retrace their friend’s final days, they discover a dark secret about Grimrose - Ariane wasn’t the first dead girl. They soon learn that all the past murders are connected to ancient fairy-tale curses....

Monday Charles is missing, and only Claudia seems to notice. Claudia and Monday have always been inseparable - more sisters than friends. So when Monday doesn’t turn up for the first day of school, Claudia’s worried. When she doesn’t show for the second day, or second week, Claudia knows that something is wrong. As Claudia digs deeper into her friend’s disappearance, she discovers that no one seems to remember the last time they saw Monday. How can a teenage girl just vanish without anyone noticing that she’s gone?

Tress Montor murdered Felicity Turnado - but she might not have to live with the guilt for long. With an infected arm held together by duct tape, the panther who clawed her open on the loose, and the whole town on the hunt for the lost homecoming queen, the odds are stacked against Tress. As her mind slides deeper into delirium, Tress is haunted by the growing sound of Felicity’s heartbeat pulsing from the “best friend” charm around her fevered neck.

Gina Royal is the definition of average - a shy Midwestern housewife with a happy marriage and two adorable children. But when a car accident reveals her husband’s secret life as a serial killer, she must remake herself as Gwen Proctor - the ultimate warrior mom. With her ex now in prison, Gwen has finally found refuge in a new home on remote Stillhouse Lake.

Pranking mastermind Doe and her motley band of Weston girls are determined to win the century-long war against Winfield Academy before the clock ticks down on their senior year. But when their headmistress announces that The Weston School will merge with its rival the following year, their longtime feud spirals into chaos. To protect the school that has been her safe haven since her parents’ divorce, Doe puts together a plan to prove once and for all that Winfield boys and Weston girls just don’t mix, starting with a direct hit at Three, Winfield’s boy king and her nemesis. 

Raised by conservative parents, 18-year-old Meg Hennessey just found out her entire childhood was a lie. Instead of taking a gap year before college to find herself, she ends up traveling north to meet what’s left of the family she never knew existed. While there, she meets Micah Allen, a former pastor’s kid whose dad ended up in prison, leaving Micah with his own complicated relationship about the church. The clock is ticking on Pastor Allen’s probation hearing, and Micah, now 19, feels the pressure to forgive - even when he can’t possibly forget.