This innovative, heartfelt debut novel tells the story of a girl who's literally allergic to the outside world. When a new family moves in next door, she begins a complicated romance that challenges everything she's ever known.

Sixteen-year-old physics nerd Aysel is obsessed with plotting her own death. With a mother who can barely look at her without wincing, classmates who whisper behind her back, and a father whose violent crime rocked her small town, Aysel is ready to turn her potential energy into nothingness.

Aza Holmes never intended to pursue the disappearance of fugitive billionaire Russell Pickett, but there’s a hundred-thousand-dollar reward at stake and her Best and Most Fearless Friend, Daisy, is eager to investigate. So together, they navigate the short distance and broad divides that separate them from Pickett’s son Davis. Aza is trying. She is trying to be a good daughter, a good friend, a good student, and maybe even a good detective, while also living within the ever-tightening spiral of her own thoughts.

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.

Obsessive-compulsive teen Clarissa wants to get better, if only so her mother will stop asking her if she's okay. Andrew wants to overcome his eating disorder so he can get back to his band and their dreams of becoming famous. Film aficionado Ben would rather live in the movies than in reality. Gorgeous and overly confident Mason thinks everyone is an idiot. And Stella just doesn't want to be back for her second summer of wilderness therapy.

Seventeen-year-old Julie Clarke has her future all planned out—move out of her small town with her boyfriend Sam, attend college in the city; spend a summer in Japan. But then Sam dies. And everything changes. Heartbroken, Julie skips his funeral, throws out his belongings, and tries everything to forget him. But a message Sam left behind in her yearbook forces memories to return. Desperate to hear him one more time, Julie calls Sam's cell phone just to listen to his voice mail recording. And Sam picks up the phone.

Everything about Jessie is wrong. At least that's what it feels like during her first week of junior year at her new ultra-intimidating prep school in Los Angeles. Just when she's thinking about hightailing it back to Chicago, she gets an email from a person calling themselves Somebody/Nobody (SN for short), offering to help her navigate the wilds of Wood Valley High School. Is it an elaborate hoax? Or can she rely on SN for some much-needed help?

Laia is a Scholar living under the iron-fisted rule of the Martial Empire. When her brother is arrested for treason, Laia goes undercover as a slave at the empire's greatest military academy in exchange for assistance from rebel Scholars who claim that they will help to save her brother from execution.

The critically acclaimed debut novel from Stephen Chbosky, Perks follows observant "wallflower" Charlie as he charts a course through the strange world between adolescence and adulthood. First dates, family drama, and new friends. Sex, drugs, and The Rocky Horror Picture Show. Devastating loss, young love, and life on the fringes. Caught between trying to live his life and trying to run from it, Charlie must learn to navigate those wild and poignant roller-coaster days known as growing up.

It's been three months since The Night on the Bathroom Floor--when Lily found her older sister Alice hurting herself. Ever since then, Lily has been desperately trying to keep things together, for herself and for her family. But now Alice is coming home from her treatment program and it is becoming harder for Lily to ignore all of the feelings she's been trying to outrun.

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.

Biz knows how to float. She has her people, her posse, her mom, and the twins. She has Grace. And she has her dad, who tells her about the little kid she was, and who shouldn't be here but is. So Biz doesn't tell anyone anything. Not about her dark, runaway thoughts, not about kissing Grace or noticing Jasper, the new boy. And she doesn't tell anyone about her dad. Because her dad died when she was seven. And Biz knows how to float, right there on the surface - normal, okay, regular, fine.

Natasha: I’m a girl who believes in science and facts. Not fate. Not destiny. Or dreams that will never come true. I’m definitely not the kind of girl who meets a cute boy on a crowded New York City street and falls in love with him. Not when my family is 12 hours away from being deported to Jamaica. Falling in love with him won’t be my story. Daniel: I’ve always been the good son, the good student, living up to my parents’ high expectations. Never the poet. Or the dreamer. But when I see her, I forget about all that.

The Hating Game meets Booksmart by way of Morgan Matson in this unforgettable romantic comedy about two rival overachievers whose relationship completely transforms over the course of 24 hours.

What was once the Western United States is now home to the Republic, a nation perpetually at war with its neighbors. Born into an elite family in one of the Republic's wealthiest districts, 15-year-old June is a prodigy being groomed for success in the Republic's highest military circles. Born into the slums, 15-year-old Day is the country's most wanted criminal. But his motives may not be as malicious as they seem. From very different worlds, June and Day have no reason to cross paths - until the day June's brother, Metias, is murdered and Day becomes the prime suspect.

Lucille seems to have nothing going for her. With the bills piling in, the house falling apart around her, and her sister's growing distress, it is precisely the worst possible moment for Lucille to fall recklessly in love with her best friend's twin brother, Digby, who is practically engaged.

When 16-year-old Kyra Agnew wakes up behind a Dumpster at the Gas 'n' Sip, she has no memory of how she got there. With a terrible headache and a major case of déjà vu, she heads home only to discover that five years have passed…yet she hasn't aged a day. Everything else about Kyra's old life is different. Her parents are divorced, her boyfriend, Austin, is in college and dating her best friend, and her dad has changed from an uptight neat-freak to a drunken conspiracy theorist who blames her five-year disappearance on little green men.

Sixteen-year-old Sayers Wayte has everything. Popularity, good looks, perfect grades—there's nothing Sayers' family money can't buy. Until he's kidnapped by a man who tells him the privileged life he's been living is based on a lie. Trapped in a windowless room, without knowing why he's been taken or how long the man plans to keep him shut away, Sayers faces a terrifying new reality. To survive, he must forget the world he once knew, and play the part his abductor has created for him.

Samantha Kingston has it all: the world's most crush-worthy boyfriend, three amazing best friends, and first pick of everything at Thomas Jefferson High—from the best table in the cafeteria to the choicest parking spot. Friday, February 12, should be just another day in her charmed life. Instead, it turns out to be her last. Then she gets a second chance. Seven chances, in fact.

When Abbey’s best friend, Kristen, vanishes at the bridge near Sleepy Hollow Cemetery, everyone else is all too quick to accept that Kristen is dead, and rumors fly that her death was no accident. Abbey goes through the motions of mourning her best friend, but privately, she refuses to believe that Kristen is really gone. Then she meets Caspian, the gorgeous and mysterious boy who shows up out of nowhere at Kristen’s funeral, and who keeps reappearing in Abbey’s life. Caspian clearly has secrets of his own, but he’s the only person who makes Abbey feel normal again.

Cassie Salazar and Luke Morrow couldn't be more different. Sharp-witted Cassie works nights at a bar in Austin, Texas, to make ends meet while pursuing her dream of becoming a singer/songwriter. Luke is an army trainee, about to ship out for duty, who finds comfort in the unswerving discipline of service. But a chance encounter at Cassie's bar changes the course of both their lives.

Seventeen-year-old Amelia Gannon (just "Gannon" to her friends) is invisible to almost everyone in her life. To her parents, to her teachers - even her best friend, who is more interested in bumming cigarettes than bonding. Some days the only way Gannon knows she is real is by carving bloody lines into the flesh of her stomach. Then she meets Michael Brooks, and for the first time she feels like she is being seen to the core of her being.

Sophie Winters nearly died. Twice. The first time, she's 14, and escapes a near-fatal car accident with scars, a bum leg, and an addiction to Oxy that'll take years to kick. The second time, she's 17, and it's no accident. Sophie and her best friend Mina are confronted by a masked man in the woods. Sophie survives, but Mina is not so lucky. When the cops deem Mina's murder a drug deal gone wrong, casting partial blame on Sophie, no one will believe the truth: Sophie has been clean for months, and it was Mina who led her into the woods that night for a meeting shrouded in mystery.

When Alexis's little sister Kasey becomes obsessed with an antique doll, Alexis thinks she is just being her usual weird self. Things get weirder, though, when their house starts changing. Doors open and close by themselves; water boils on the unlit stove; and an unplugged air conditioner blasts cold air.

When Adam Blake lands the best elective ever in his senior year, serving as an aide to the school psychologist, he thinks he's got it made. Sure, it means a lot of sitting around, which isn't easy for a guy with ADHD, but he can't complain, since he gets to spend the period texting all his friends. Then the doctor asks him to track down the troubled freshman who keeps dodging her, and Adam discovers that the boy is Julian - the foster brother he hasn't seen in five years.

Ellery wants to die. Nothing is going right. Her younger sister is dead, and her family is in a shambles. But on the day that she tries to end it all, even the gun won't work. When she tries to return it, she's intercepted by a security guard who also happens to be a boy in one of her classes, Colter Sawyer. Colter recognizes Ellery's desperation and begins working hard to earn her trust.

After a lifetime of being bullied, Daelyn is broken beyond repair. She has tried to kill herself before, and is determined to get it right this time. Though her parents think they can protect her, she finds a Web site for "completers" that seems made just for her. She blogs on its forums, purging her harrowing history. At her private Catholic school, the only person who interacts with her is a boy named Santana. No matter how poorly she treats him, he just won’t leave her alone. And it's too late for Daelyn to be letting people into her life...isn’t it?

With a head plagued by hallucinations, a medicine cabinet full of pills, and a closet stuffed with frilly, violet dresses, Hanna's tired of being the outcast, the weird girl, the freak. So she runs away to Portero, Texas, in search of a new home. But Portero is a stranger town than Hanna expects. She discovers secrets that would terrify any normal soul. Good thing for Hanna, she's far from normal. As this crazy girl meets an even crazier town, only two things are certain: Anything can happen, and no one is safe.

Regan's brother Liam can't stand the person he is during the day. Like the moon from whom Liam has chosen his female namesake, his true self, Luna, only reveals herself at night. In the secrecy of his basement bedroom Liam transforms himself into the beautiful girl he longs to be, with help from his sister's clothes and makeup. Now, everything is about to change - Luna is preparing to emerge from her cocoon. But are Liam's family and friends ready to welcome Luna into their lives?

Eleven minutes passed before Delaney Maxwell was pulled from the icy waters of a Maine lake by her best friend, Decker Phillips. By then her heart had stopped beating. Her brain had stopped working. She was dead. And yet she somehow defied medical precedent to come back seemingly fine - despite the scans that showed significant brain damage. Everyone wants Delaney to be all right, but she knows she's far from normal. Pulled by strange sensations she can't control or explain, Delaney finds herself drawn to the dying. Is her altered brain now predicting death, or causing it?