Shortly before her 17th birthday, Emma discovers she has a long-lost twin named Sutton Mercer. She contacts Sutton, who agrees to a rendezvous but never shows up. Curious at first, Emma slips into Sutton's ultra-glamorous life, assuming her identity. When it becomes clear that Sutton is not coming back, that someone made sure she never could, Emma plunges in to investigate who could have wanted her sister gone (a fairly long list, she discovers).

Spencer covets her sister's boyfriend. Aria's fantasizing about her English teacher. Emily's crushing on the new girl at school. And Hanna uses some ugly tricks to stay beautiful. But they've all kept an even bigger secret since their friend Alison vanished.

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.

Aldrich University is rocked to its core when a hacker dumps 40,000 people's e-mails - the entire faculty, staff, students, alums - onto an easily searchable database. Rumors and affairs immediately leak, but things turn explosive when Kit Manning's handsome husband, Dr. Greg Strasser, is found murdered. Kit's sister, Willa, returns for the funeral, setting foot in a hometown she fled 15 years ago, after a night she wishes she could forget. As an investigative reporter, Willa knows something isn't right about the night Greg was killed, and she's determined to find the truth.

As soon as Seneca Frazier sees the post on the Case Not Closed website about Helena Kelly, she's hooked. Helena's high-profile disappearance five years earlier is the one that originally got Seneca addicted to true crime. It's the reason she's a member of the site in the first place. So when Maddy Wright, her best friend from the CNC site, invites Seneca to spend spring break in Connecticut looking into the cold case, she immediately packs her bag.

When debut novelist Eliza Fontaine is found at the bottom of a hotel pool, her family at first assumes that it’s just another failed suicide attempt. But Eliza swears she was pushed, and her rescuer is the only witness. Desperate to find out who attacked her, Eliza takes it upon herself to investigate. But as the publication date for her novel draws closer, Eliza finds more questions than answers. Like why are her editor, agent, and family mixing up events from her novel with events from her life? Her novel is completely fictional, isn’t it?

When the principal of an elite California preschool is attacked, three moms - who feel like outsiders among the school's manicured and ultra-wealthy community - must work together to uncover what she's hiding, figure out who's trying to frame them, and make sure their own secrets stay hidden.

Milly, Aubrey, and Jonah Story are cousins, but they barely know each another, and they've never even met their grandmother. Rich and reclusive, she disinherited their parents before they were born. So when they each receive a letter inviting them to work at her island resort for the summer, they're surprised...and curious.

Four years ago, Brynn left Saint Ambrose School following the shocking murder of her favorite teacher—a story that made headlines after the teacher’s body was found by three Saint Ambrose students in the woods behind their school. The case was never solved. Now that Brynn is moving home and starting her dream internship at a true-crime show, she’s determined to find out what really happened.

Red Kenny is on a road trip for spring break with five friends: Her best friend - the older brother - his perfect girlfriend - a secret crush - a classmate - and a killer. When their RV breaks down in the middle of nowhere with no cell service, they soon realize this is no accident. They have been trapped by someone out there in the dark, someone who clearly wants one of them dead. With eight hours until dawn, the six friends must escape, or figure out which of them is the target.

Pip is not in the mood for her friend’s murder mystery party. Especially one that involves 1920’s fancy dress and pretending that their town is an island called Joy. But when the game begins, Pip finds herself drawn into the make-believe world of intrigue, deception and murder. But as Pip plays detective, teasing out the identity of the killer clue-by-clue, the murder of the fictional Reginald Remy isn’t the only case on her mind …

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.

Perched atop a hill in the tiny town of Marchburg, Virginia, The Goode School is a prestigious prep school known as a Silent Ivy. The boarding school of choice for daughters of the rich and influential, it accepts only the best and the brightest. Its elite status, long-held traditions and honor code are ideal for preparing exceptional young women for brilliant futures at Ivy League universities and beyond. But a stranger has come to Goode, and this ivy has turned poisonous.

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.

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.