Lia and Cassie are best friends, wintergirls frozen in fragile bodies, competitors in a deadly contest to see who can be the thinnest. But then Cassie suffers the ultimate loss - her life - and Lia is left behind, haunted by her friend's memory and racked with guilt for not being able to help save her.

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.

Parker Grant doesn't need 20/20 vision to see right through you. That's why she created the Rules: Don't treat her any differently just because she's blind, and never take advantage. There will be no second chances. Just ask Scott Kilpatrick, the boy who broke her heart. When Scott suddenly reappears in her life after being gone for years, Parker knows there's only one way to react - shun him so hard it hurts. She has enough on her mind already.

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.

Being the middle child has its ups and downs. But for Grace, an only child who was adopted at birth, discovering that she is a middle child is a different ride altogether. After putting her own baby up for adoption, she goes looking for her biological family, including: Maya, her loudmouthed younger bio sister, who has a lot to say about their newfound family ties. And Joaquin, their stoic older bio brother, who has no interest in bonding over their shared biological mother.

My name is Charlie, and I'm invisible. Well, not literally, but until one of the most popular guys at Eden High saved my life, nobody even knew I existed. Sean Reese gave me more than my life back that night. He gave me friendship. And maybe, just maybe, I can save him, too. Will he still be my friend when he finds out my secret?

He was tall, at least six feet, with dirty blond hair that hung over his eyes. His T-shirt read Nietzsche Is My Homeboy. So, that was Matt. Who Julie Seagles likes. A lot. But there is also Finn. Who she flat out loves. Complicated? Awkward? Completely. But really, how was this freshly-minted Boston transplant and newbie college freshman supposed to know that she would end up living with the family of an old friend of her mother’s? This was all supposed to be temporary.

Dubbed "Dumplin'" by her former beauty queen mom, Willowdean has always been at home in her own skin. Her thoughts on having the ultimate bikini body? Put a bikini on your body. With her all-American-beauty best friend, Ellen, by her side, things have always worked...until Will takes a job at Harpy's, the local fast-food joint. There she meets Private School Bo, a hot former jock. Will isn't surprised to find herself attracted to Bo. But she is surprised when he seems to like her back.

When Jack and Kate meet at a party, bonding until sunrise over their mutual love of Froot Loops and their favorite flicks, Jack knows he’s falling - hard. Soon she’s meeting his best friends, Jillian and Franny, and Kate wins them over as easily as she did Jack. But then Kate dies. And their story should end there. Yet Kate’s death sends Jack back to the beginning, the moment they first meet, and Kate’s there again. Healthy, happy, and charming as ever. Jack isn’t sure if he’s losing his mind.

When Suzette comes home to Los Angeles from her boarding school in New England, she isn't sure if she'll ever want to go back. LA is where her friends and family are (along with her crush, Emil). And her stepbrother, Lionel, who has been diagnosed with bipolar disorder, needs her emotional support. But as she settles into her old life, Suzette finds herself falling for someone new...the same girl her brother is in love with.

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 .

Emmy and Oliver were going to be best friends forever, or maybe even more, before their futures were ripped apart. In Emmy's soul, despite the space and time between them, their connection has never been severed. But is their story still written in the stars? Or are their hearts like the pieces of two different puzzles - impossible to fit together?

Sixteen-year-old Sana Kiyohara has too many secrets. Some are small, like how it bothers her when her friends don't invite her to parties. Some are big, like the fact that her father may be having an affair. And then there's the one that she can barely even admit to herself - the one about how she might have a crush on her best friend. When Sana and her family move to California, she begins to wonder if it's finally time for some honesty, especially after she meets Jamie Ramirez.

Norah Simons’s summer road trip is going to be absolutely perfect. She’s leaving California for the first time in her life. She’s interviewing at her dream college (the place for future video game animators). And she’s reconnecting with her childhood friend, Skyler Hutton—the boy who taught her to draw, the boy she’s never forgotten about after all these years. What could go wrong? Cue the RV filled with three siblings, two moms, one bathroom, and years of memories, and suddenly this trip isn’t quite the vacation Norah was hoping for.

When Autumn Collins finds herself accidentally locked in the library for an entire weekend, she doesn't think things could get any worse. But that's before she realizes that Dax Miller is locked in with her. Autumn doesn't know much about Dax except that he's trouble. Between the rumors about the fight he was in (and that brief stint in juvie that followed it) and his reputation as a loner, he's not exactly the ideal person to be stuck with.