When Margo Roth Spiegelman beckons Quentin Jacobsen in the middle of the night - dressed like a ninja and plotting an ingenious campaign of revenge - he follows her. Margo’s always planned extravagantly, and, until now, she’s always planned solo. After a lifetime of loving Margo from afar, things are finally looking up for Q...until day breaks and she has vanished. Always an enigma, Margo has now become a mystery. But there are clues. And they’re for Q.

It’s been years since 17-year-old Becca Hart believed in true love. But when her former best friend teases her for not having had a boyfriend, Becca impulsively pretends she’s been secretly seeing someone. Brett Wells has it all. As captain of the football team and one of the most popular guys in his school, he should have no problem finding someone to date, but he’s always been more focused on his future than who to bring to prom.

Up until his diagnosis, Lane lived a fairly predictable life. But when he finds himself at a tuberculosis sanatorium called Latham House, he discovers an insular world with paradoxical rules, med sensors, and an eccentric yet utterly compelling confidante named Sadie - and life as Lane knows it will never be the same.

When it comes to relationships, Colin Singleton’s type is girls named Katherine. And when it comes to girls named Katherine, Colin is always getting dumped. Nineteen times, to be exact. On a road trip miles from home, this anagram-happy, washed-up child prodigy has $10,000 in his pocket, a bloodthirsty feral hog on his trail, and an overweight, Judge Judy-loving best friend riding shotgun - but no Katherines.

Bono met his wife in high school, Park says. So did Jerry Lee Lewis, Eleanor answers. I’m not kidding, he says. You should be, she says, we’re 16. What about Romeo and Juliet? Shallow, confused, then dead. I love you, Park says. Wherefore art thou, Eleanor answers. I’m not kidding, he says. You should be. Set over the course of one school year in 1986, this is the story of two star-crossed misfits - smart enough to know that first love almost never lasts, but brave and desperate enough to try. When Eleanor meets Park, you’ll remember your own first love.

On September 5, 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.

Theodore Finch is fascinated by death, and he constantly thinks of ways he might die. But each time, something good, no matter how small, stops him. Violet Markey lives for the future, counting the days until graduation, when she can escape her Indiana town and her aching grief in the wake of her sister's recent death. When Finch and Violet meet on the ledge of the bell tower at school, it's unclear who saves whom.

Miles Halter is fascinated by famous last words - and tired of his safe life at home. He leaves for boarding school to seek what the dying poet François Rabelais called the “Great Perhaps”. Much awaits Miles at Culver Creek, including Alaska Young, who will pull Miles into her labyrinth and catapult him into the Great Perhaps.   

Aristotle is an angry teen with a brother in prison. Dante is a know-it-all who has an unusual way of looking at the world. When the two meet at the swimming pool, they seem to have nothing in common. But as the loners start spending time together, they discover that they share a special friendship - the kind that changes lives and lasts a lifetime. And it is through this friendship that Ari and Dante will learn the most important truths about themselves and the kind of people they want to be.

Charlotte Davis is in pieces. At 17 she's already lost more than most people do in a lifetime. But she's learned how to forget. The broken glass washes away the sorrow until there is nothing but calm. You don't have to think about your father and the river. Your best friend, who is gone forever. Or your mother, who has nothing left to give you. Every new scar hardens Charlie's heart just a little more, yet it still hurts so much. It hurts enough to not care anymore, which is sometimes what has to happen before you can find your way back from the edge.

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.

Everyone thinks they know Libby Strout, the girl once dubbed "America's Fattest Teen". But no one's taken the time to look past her weight to get to know who she really is. Following her mom's death, she's been picking up the pieces in the privacy of her home, dealing with her heartbroken father and her own grief. Now Libby's ready: for high school, for new friends, for love, and for every possibility life has to offer.

Seventeen-year-old Jonah Daniels has lived in Verona Cove, California, his whole life, and only one thing has ever changed: His father used to be alive, and now he is not. With a mother lost in a deep bout of depression, Jonah and his five siblings struggle to keep up their home and the restaurant their dad left behind. But at the start of summer, a second change rolls in: Vivi Alexander, the new girl in town.

It's just another day of high school for Zack Lightman. He's daydreaming through another boring math class, with just one more month to go until graduation and freedom - if he can make it that long without getting suspended again. Then he glances out his classroom window and spots the flying saucer.

Every morning, A wakes in a different person’s body, a different person’s life. There’s never any warning about where it will be or who it will be. A has made peace with that, even established guidelines by which to live: Never get too attached. Avoid being noticed. Do not interfere. It’s all fine until the morning that A wakes up in the body of Justin and meets Justin’s girlfriend, Rhiannon. From that moment, the rules by which A has been living no longer apply....

Up until his diagnosis, Lane lived a fairly predictable life. But when he finds himself at a tuberculosis sanatorium called Latham House, he discovers an insular world with paradoxical rules, med sensors, and an eccentric yet utterly compelling confidante named Sadie - and life as Lane knows it will never be the same.

It happens every year. A list is posted, and one girl from each grade is chosen as the prettiest, and another is chosen as the ugliest. Nobody knows who makes the list. It almost doesn't matter. The damage is done the minute it goes up.This is the story of eight girls, freshman to senior, "pretty" and "ugly." And it's also the story of how we see ourselves, and how other people see us, and the tangled connection of the two.

Megan Mazeros and Lauren Mabrey are complete opposites on paper. Megan is a girl from a modest Midwest background, and Lauren is the daughter of a senator from an esteemed New England family. But in 1999, Megan and Lauren become college roommates and, as two young women struggling to find their place on campus, they forge a strong, albeit unlikely, friendship. The two quickly become inseparable, sharing clothes, advice and their most intimate secrets.

What if your town was sliding underwater, and everyone was ordered to pack up and leave? How would you and your friends spend your last days together? While the adults plan for the future, box up their possessions, and find new places to live, Keeley Hewitt and her friends decide to go out with a bang.

Everyone has that one line they swear they’ll never cross, the one thing they say they’ll never do. We draw the line. Maybe we even believe it. Sage Hendricks was my line. Logan Witherspoon befriends Sage Hendricks at a time when he no longer trusts or believes in people. He's drawn to Sage, with her constant smile and sexy voice, and his feelings for her grow so strong that he can’t resist kissing her. Sage finally discloses a big secret: She was born a boy. Enraged, frightened, and feeling betrayed, Logan lashes out at her.

Vivian Carter's mom was a Riot Grrrl in the 1990s, but now she and Viv live a pretty quiet life in a small Texas town. When Viv witnesses a series of sexist incidents at her high school, she takes a page from her mom's past and makes a feminist zine that she distributes anonymously to her classmates. Viv is just blowing off steam, but before she knows it she's started a revolution.

Norris is clever, cynical, and quite possibly too smart for his own good. A Black French Canadian, he knows from watching American sitcoms that those three things don’t bode well when you are moving to Texas. Plunked into a new high school, Norris finds himself cataloging everyone he meets: the Cheerleaders, the Jocks, the Loners, and even the Manic Pixie Dream Girl. Making a ton of friends has never been a priority for him, and this way he can at least amuse himself until it’s time to go back to Canada, where he belongs. Yet those labels soon become actual people to Norris....

Emma Putnam is dead, and it's all Sara Wharton's fault. At least, that's what everyone seems to think. Sara, along with her best friend and three other classmates, has been criminally charged for the bullying and harassment that led to Emma's shocking suicide. Now Sara is the one who's ostracized, already guilty according to her peers, the community, and the media. During the summer before her senior year, in between meetings with lawyers and a court-recommended therapist, Sara is forced to reflect on the events that brought her to this moment - and ultimately consider her role in an undeniable tragedy.

Postcard-perfect Jar Island is home to charming tourist shops, pristine beaches, amazing oceanfront homes - and three girls secretly plotting revenge. KAT is sick and tired of being bullied by her former best friend. LILLIA has always looked out for her little sister, so when she discovers that one of her guy friends has been secretly hooking up with her, she’s going to put a stop to it. MARY is perpetually haunted by a traumatic event from years past, and the boy who’s responsible has yet to get what’s coming to him. None of the girls can act on their revenge fantasies alone without being suspected. But together…anything is possible .

Best friends Dave and Julia were determined never to be cliché high school kids. They even wrote their own Never List of everything they vowed they'd never, ever do in high school. Some of the rules have been easy to follow, like number five, never dye your hair a color of the rainbow, or number seven, never hook up with a teacher. But Dave has a secret: he's broken rule number eight, never pine silently after someone for the entirety of high school. It's either that or break rule number ten, never date your best friend.