Phoebe Avery has always been a lucky girl. Popular, smart, and beautiful, Phoebe has it all. She's even planning the hottest party ever with her four best friends to celebrate their middle school graduation. With the perfect green dress picked out at Neiman Marcus and half her class clamoring for invites, plus a new guy to crush on, Phoebe could not be in a better mood...until it looks like the party might be over before it can even start.

When Truly is invited to sit at the Popular Table with the group she has dreamed of joining, she can hardly believe her luck. Everyone seems so nice, so kind to one another. But all is not as it seems with her new friends, and soon she's caught in a maelstrom of lies, misunderstandings, accusations and counter-accusations, all happening very publicly in the relentless, hyper-connected social media world from which there is no escape.

Gracie has never felt like this before. One day, she suddenly can't breathe, can't walk, can't anything - and the reason is standing right there in front of her, all tall and weirdly good-looking: A. J. But it turns out A. J. likes not Gracie but Gracie's beautiful best friend, Sienna. Obviously Gracie is happy for Sienna. Super happy! She helps Sienna compose the best texts, responding to A. J.'s surprisingly funny and appealing texts, just as if she were Sienna. Because Gracie is fine. Always! She's had lots of practice being the sidekick, second best.

Belly measures her life in summers. Everything good, everything magical happens between the months of June and August. Winters are simply a time to count the weeks until the next summer, a place away from the beach house, away from Susannah, and most importantly, away from Jeremiah and Conrad. They are the boys that Belly has known since her very first summer—they have been her brother figures, her crushes, and everything in between. But one summer, one wonderful and terrible summer, the more everything changes, the more it all ends up just the way it should have been all along.

Sixteen-year-old Lara Jean Song keeps her love letters in a hatbox her mother gave her. They aren’t love letters that anyone else wrote for her; these are ones she’s written. One for every boy she’s ever loved - five in all. When she writes, she pours out her heart and soul and says all the things she would never say in real life, because her letters are for her eyes only. Until the day her secret letters are mailed, and suddenly, Lara Jean’s love life goes from imaginary to out of control.

Winnie Perry went through a lot when she was 11, from shifting friendships to her teenage sister's mood swings. But now that Winnie is 12, and one step closer to being a teenager herself, there is so much more to deal with. Will her new friendship with Dinah last? Can she handle the pressures of junior high? And, most important, will Winnie survive bra shopping (in public!) with Mom?

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.

Spencer covets her sister's boyfriend. Aria's fantasizing about her English teacher. Emily's crushing on the new girl at school. And Hanna uses some ugly tricks to stay beautiful. But they've all kept an even bigger secret since their friend Alison vanished.

Last week I cut my hair, bought some boys' clothes and shoes, wrapped a large ACE bandage around my chest to flatten my fortunately-not-large breasts, and began looking for a new name. Angela Katz-McNair has never felt quite right as a girl. Her whole life is leading up to the day she decides to become Grady, a guy. While coming out as transgendered feels right to Grady, he isn't prepared for the reaction he gets from everyone else.

Carley uses humor and street smarts to keep her emotional walls high and thick. But the day she becomes a foster child and moves in with the Murphys, she's blindsided. This loving, bustling family shows Carley the stable family life she never thought existed, and she feels like an alien in their cookie-cutter-perfect household.

Carmen got the jeans at a thrift shop. They didn't look all that great; they were worn, dirty, and speckled with bleach. On the night before she and her friends part for the summer, Carmen decides to toss them. But Tibby says they're great. She'd love to have them. Lena and Bridget also think they're fabulous. Lena decides they should all try them on. Whoever they fit best will get them. Nobody knows why, but the pants fit everyone perfectly.

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.

Other than her real name - Mary-Magdalene Feigenbaum - fifteen-year-old Maggie’s problems seem ordinary. She has tiffs with her too-critical mother, a crush on her cute psychologist, and worries that her only friend - fellow outcast Abigail - is morphing into a popular girl, leaving her behind. But Maggie has a few not-so-ordinary problems. A voice in her head is telling her to kill. And not just anyone. Each time the target is a person who has done something terrible to someone Maggie cares for. You know what you have to do, the voice commands.

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 .

Alexi Littrell hasn't told anyone what happened to her over the summer. Ashamed and embarrassed, she hides in her closet and compulsively scratches the back of her neck, trying to make the outside hurt more than the inside does. At school, nobody sees the scratches or her pain. The only person she connects with is the mysterious Captain Lyric, who writes song lyrics on her fourth-period desk for her to complete. With pencil marks and music, Alexi carves out a comfortable space for herself as she and the Captain finish each other's songs - words on a desk feel safer than words spoken aloud.

Nothing has been the same since Caleb Becker left a party drunk, got behind the wheel, and hit Maggie Armstrong. Even after months of painful physical therapy, Maggie walks with a limp. Her social life is nil and a scholarship to study abroad - her chance to escape everyone and their pitying stares - has been canceled. After a year in juvenile jail, Caleb’s free...if freedom means endless nagging from a transition coach and the prying eyes of the entire town. Coming home should feel good, but his family and ex-girlfriend seem like strangers.

Seventeen-year-old Bianca Piper is cynical and loyal, and she doesn’t think she’s the prettiest of her friends by a long shot. She’s also way too smart to fall for the charms of man-slut and slimy school hottie Wesley Rush. In fact, Bianca hates him. And when he nicknames her “the Duff,” she throws her Coke in his face. But things aren’t so great at home right now, and Bianca is desperate for a distraction. She ends up kissing Wesley. Worse, she likes it.

Most high school sports teams have rivalries with other Schools. At Hamilton High, it’s a civil war: the football team versus the soccer team. And for her part, Lissa is sick of it. Her quarterback boyfriend, Randy, is always ditching her to go pick a fight or haze a freshman. And on three separate occasions Randy’s car has been egged while he and Lissa were inside, making out. She is done competing with a bunch of sweaty boys for her own boyfriend’s attention. Lissa decides to end the rivalry once and for all: She and the other players’ girlfriends go on a hookup strike.

When Brittany Ellis walks into chemistry class on the first day of senior year, she has no clue that her carefully created perfect life is about to unravel before her eyes. She's forced to be lab partners with Alex Fuentes, a gang member from the other side of town, and he is about to threaten everything she's worked so hard for her flawless reputation, her relationship with her boyfriend, and the secret that her home life is anything but perfect.

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 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.

Ramona was only five years old when Hurricane Katrina changed her life forever. Since then it's been Ramona and her family against the world. Standing over six feet tall, with unmistakable blue hair, Ramona is sure of three things: She likes girls, she's fiercely devoted to her family, and she knows she's destined for something bigger than the trailer she calls home in Eulogy, Mississippi. But juggling multiple jobs, her flaky mom, and her well-meaning but ineffectual dad forces her to be the adult of the family.

Amanda is reliving her 11th birthday over and over again - even the fight with her best friend, Leo. How can she fix everything and put the day behind her? Only time, friendship, and luck will tell.

Joanna Gordon has been out and proud for years, but when her popular radio evangelist father remarries and decides to move all three of them from Atlanta to the more conservative Rome, Georgia, he asks Jo to do the impossible: to lie low for the rest of her senior year. And Jo reluctantly agrees. Although it is (mostly) much easier for Jo to fit in as a straight girl, things get complicated when she meets Mary Carlson, the oh-so-tempting sister of her new friend at school. But Jo couldn't possibly think of breaking her promise to her dad.

She's a tomboy. He's the boy next door. With three older brothers, Charlotte Reynolds, aka Charlie, has always been more comfortable calling the shots on a basketball court than flirting with the opposite sex. So when her police officer dad demands she get a summer job to pay for the latest in a long line of speeding tickets, she's more than a little surprised to find herself working at a chichi boutique and going out with a boy who has never seen her tear it up in a pickup game.

Two secrets. One bet. Who will break first? Taylor Caldwell can't decide if she wants to kiss her new college roommate or punch him. On the one hand, Hunter Zaccadelli is a handsome blue-eyed bundle of charm. On the other, he's a tattooed, guitar-playing bad boy. Maybe that's why Taylor's afraid of falling in love with him, or anyone else. She doesn't want to get burned, so she needs him gone before it's too late.

Jason Carrillo is a jock with a steady girlfriend, but he can't stop dreaming about sex...with other guys. Kyle Meeks doesn't look gay, but he is. And he hopes he never has to tell anyone - especially his parents. Nelson Glassman is "out" to the entire world, but he can't tell the boy he loves that he wants to be more than just friends. Three teenage boys, coming of age and out of the closet.

The last time Lex was happy, it was before. When she had a family that was whole. A boyfriend she loved. Friends who didn't look at her like she might break down at any moment. Now she's just the girl whose brother killed himself. And it feels like that's all she'll ever be. As Lex starts to put her life back together, she tries to block out what happened the night Tyler died. But there's a secret she hasn't told anyone--a text Tyler sent that could have changed everything.

Winnie Perry went through a lot when she was 11, from shifting friendships to her teenage sister's mood swings. But now that Winnie is 12, and one step closer to being a teenager herself, there is so much more to deal with. Will her new friendship with Dinah last? Can she handle the pressures of junior high? And, most important, will Winnie survive bra shopping (in public!) with Mom?

Last week I cut my hair, bought some boys' clothes and shoes, wrapped a large ACE bandage around my chest to flatten my fortunately-not-large breasts, and began looking for a new name. Angela Katz-McNair has never felt quite right as a girl. Her whole life is leading up to the day she decides to become Grady, a guy. While coming out as transgendered feels right to Grady, he isn't prepared for the reaction he gets from everyone else.