Ellery's never been to Echo Ridge, but she's heard all about it. It's where her aunt went missing at age 16, never to return. Where a homecoming queen's murder five years ago made national news. And where Ellery now has to live with a grandmother she barely knows, after her failed-actress mother lands in rehab. No one knows what happened to either girl, and Ellery's family is still haunted by their loss.

Ivy, Mateo and Cal used to be close - best friends back in middle school. So when Cal pulls into campus late for class and runs into Ivy and Mateo, they decide to ditch school. Just like old times. But they're not the only ones ditching school that day. When Ivy, Cal and Mateo spot Brian 'Boney' Mahoney acting suspiciously downtown they follow him into an empty building and walk straight into the middle of a murder scene. With their day of freedom about to turn deadly, it's only a matter of time before everyone's secrets are revealed.

The Storys are the envy of their neighbours: owners of the largest property on their East Coast island, they are rich, beautiful and close. Until it all falls apart. The four children are suddenly dropped by their mother with a single sentence: you know what you did. They never hear from her again. Years later, when 18-year-old cousins Aubrey, Milly and Jonah Story receive a mysterious invitation to spend the summer at their grandmother's resort, they have no choice but to follow their curiosity and meet the woman who's been such an enigma their entire lives.

One year ago, there was a party. At the party, someone died. Five teens all played a part, and up until now, no one has told the truth. But tonight, the five survivors arrive at an isolated mansion in the hills, expecting to compete in a contest with a $50,000 grand prize. But of course...some things are too good to be true. They realise they’ve been lured together by a revenge seeker who wants to unravel the truth about what actually happened that deadly night, one year ago. Five arrived, but not all can leave. Will the truth set them free?

Pippa Fitz-Amobi is not in the mood for her friend’s murder mystery party. Especially one that involves 1920s fancy dress and pretending that their town, Little Kilton, 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....

When his dad is caught embezzling funds from half the town, Rob goes from popular lacrosse player to social pariah. Even worse, his father’s failed suicide attempt leaves Rob and his mother responsible for his care. Everyone thinks of Maegan as a typical overachiever, but she has a secret of her own after the pressure got to her last year. And when her sister comes home from college pregnant, keeping it from her parents might be more than she can handle.

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.

Lock is awkward. He can't make eye contact, counts when he's nervous, and has to remind himself several times a day how "normal" teens behave. Homeschooled most of his life, he's resigned himself to a friendless existence at his new Atlanta high school. Until he meets West. West has everything. Looks. Talent. Money. And secrets...so many secrets. Beneath the surface of West's perfect existence is a pain he's buried so deep a million therapists couldn't unearth it, and he's determined to keep it that way. He's an actor. He can act normal. But then there's Lock. 

Avery has a plan: keep her head down, work hard for a better future. Then an eccentric billionaire dies, leaving her almost his entire fortune. And no one, least of all Avery, knows why. Now she must move into the mansion she's inherited. It's filled with secrets and codes and the old man's surviving relatives - a family hell-bent on discovering why Avery got 'their' money. Soon she is caught in a deadly game that everyone in this strange family is playing. But just how far will they go to keep their fortune?

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.

On 5th September, a little after midnight, Death-Cast calls Mateo Torrez and Rufus Emeterio to give them some bad news: they're going to die today. Mateo and Rufus are total strangers, but, for different reasons, they're both looking to make a new friend on their End Day. The good news: there's an app for that. It's called the Last Friend, and through it, Rufus and Mateo are about to meet up for one last great adventure—to live a lifetime in a single day.

Charlie Davis is in pieces. At 17, she’s already lost more than most people lose in a lifetime. But she’s learned how to forget it through cutting; the pain washes out the sorrow, until there is nothing but calm. She doesn't have to think about her father, or what happened under the bridge. Her best friend, Ellis, who is gone forever. Or the mother who has nothing left to give her. Kicked out of a special treatment center when her insurance runs out, Charlie finds herself in the bright and wild landscape of Tucson, Arizona, where she begins the unthinkable.

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.

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 he graduates with his law degree, handsome and charismatic Langston Hudson is ready to hit the ground running as a lawyer with his family's firm, but a routine traffic stop during a night out with his friends quickly derails his plans and turns his world upside down. Langston and his friends are arrested after officers find half a million dollars' worth of drugs in his car. When Jacqueline Hudson learns of her son's arrest, she immediately begins to build her case. She is one of the top lawyers in the country, with a reputation for being a shark in the courtrooms.