Which Young Adult Mystery Novels Have The Best Plot Twists?

Kayla is a smart, focused, top-mark student in her last two senior years of high school in a private facility for rich kids in Florida. All she wants is to get accepted to Harvard and graduate with top marks to follow the career she has set for herself. Her entire life is about becoming an independent and successful vet. She has micro-managed it and planned it to the tiniest detail. Leaving no room for a social life or living her teen years like her peers. This year has had its ups and downs, with her stepbrother of almost ten years coming to live under the same roof after being raised apart after their parents married. The chaos and drama his appearance has brought since he despises not only his father but Kayla's mother too, has made home tense. He's a rude, defiant, and arrogant pain in her ass who is hellbent on causing trouble and listens to no one. Dane is the polar opposite in every way - Vain, oversexed, a playboy who takes nothing seriously except booze, girls, and his motorbike while he rebels in every way against his father for ripping apart his family. Looking like a teen idol, acting like someone who doesn't need to take accountability for anything in his life, Kayla honestly cannot stand him. She sees a loser who will live on daddy's money and drink away his youth while sleeping with every girl in the county. At 17, they have known one another most of their lives and never had any kind of friendly relationship. They have always been classmates but never friends and definitely not siblings. - but all that is about to change.

On her eighteenth birthday, Aria Veyne’s life is destroyed by a single burst of ancient magic. Kidnapped by powerful elders and taken to Ebonveil Academy, a school built to monitor the world’s most dangerous supernaturals, Aria quickly learns one terrifying truth. No one knows what she is. Not even her. But the moment her powers awakened, three heirs felt it. Archer Nightblade, the powerful werewolf heir, fights instincts that demand he protect her. Lucien Blackwell, the dangerously composed vampire heir, hides a hunger that has nothing to do with blood. Jasper Ashwyck, the charming fae heir, can’t decide if Aria is his greatest curiosity… or his greatest weakness. The closer Aria gets to them, the stronger her mysterious magic becomes. As secrets buried for centuries begin to surface, the elders realize they may have made a catastrophic mistake. Because Aria isn’t just another student. She may be the one person capable of changing the supernatural world forever. And if the darkness hunting her doesn’t claim her first, the girl with violet eyes just might.

When Emma's sister vanishes, she's thrust into a deadly game of cat and mouse. A mysterious figure, hidden behind a mask, demands Emma play a twisted game of puzzles and clues to rescue her sister. With time running out, Emma must use her wits to unravel the mysteries and face the sinister forces behind the game. But as the stakes grow higher, Emma realizes the game is designed to test her limits, and the truth about her sister's disappearance may be more terrifying than she ever imagined. Will Emma solve the puzzles and save her sister, or will she become the game's next victim?

I watched Ryan die. So how is Ben wearing his face? Six years ago, I watched my best friend--and secret crush--splatter all over the pavement. He died. I saw him. Yet, in the back of my mind, I've never stopped looking for him. Seeing him in crowds, in the classroom, in my dreams--and my nightmares. It's cost me everything--my identity, my sanity, and maybe my life. So when I walk into class to see a man who looks exactly like Ryan standing before me, I freak out again. My therapist tells me to stay away from Ben. He's no good for me. I'll end up back in a padded room. But I have to know the truth. Is Ben really Ryan? That's not possible. But Ben has scars--real ones and metaphorical ones. If Ben is Ryan, why doesn't he just tell me? Is he trying to drive me crazy? Or worse--is he trying to kill me? The Boy Who Died is the first romantic suspense novel from bestselling romantacy author Bella Moondragon writing as B. Moon. If you love romantic suspense, are a fan of Colleen Hoover, Gillian Flynn, Christopher Greyson, or Paula Hawkins, you won't want to miss this page-turner!

17-year-old Violet's life has been nothing out of the ordinary. That all changes the night a group of men break into her house, killing her parents, all in the name of some person called “The Alpha.” Now, Violet finds herself trapped in a web of lies, secrets, and werewolves. It's impossible to know who she can trust, but Violet must decide before she loses her heart and her life.

18 year old Caitlin Paine finds herself uprooted from her nice suburb and forced to attend a dangerous New York City high school when her Mom moves again. The one ray of light in her new surroundings is Jonah, a new classmate who takes an instant liking to her. But before their romance can blossom, Caitlin suddenly finds herself changing. She is overcome by a superhuman strength, a sensitivity to light, a desire to feed--by feelings she does not understand. She seeks answers to what’s happening to her, and her cravings lead her to the wrong place at the wrong time. Her eyes are opened to a hidden world, right beneath her feet, thriving underground in New York City. She finds herself caught between two dangerous covens, right in the middle of a vampire war. It is at this moment that Caitlin meets Caleb, a mysterious and powerful vampire who rescues her from the dark forces. He needs her to help lead him to the legendary lost artifact. And she needs him for answers, and for protection. Together, they will need to answer one crucial question: who was her real father? But Caitlin finds herself caught between two men as something else arises between them: a forbidden love. A love between the races that will risk both of their lives, and will force them to decide whether to risk it all for each other… "TURNED is an ideal story for young readers. Morgan Rice did a good job spinning an interesting twist on what could have been a typical vampire tale. Refreshing and unique, TURNED has the classic elements found in many Young Adult paranormal stories. Book #1 of the Vampire Journals Series focuses around one girl…one extraordinary girl!...TURNED is easy to read but extremely fast-paced....Recommended for anyone who likes to read soft paranormal romances. Rated PG." --The Romance Reviews