Alex Blackwood is a little bit headstrong, with a dash of chaos and a whole lot of flirt. She knows how to get the girl. Keeping her on the other hand…not so much. Molly Parker has everything in her life totally in control, except for her complete awkwardness with just about anyone besides her mom. She knows she’s in love with the impossibly cool Cora Myers. She just…hasn’t actually talked to her yet.

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.

Molly Barlow isn’t that girl anymore. A business major at her college in Boston, she’s reinvented herself after everything that went down a year ago...after all the people she hurt and the family she tore apart. Slowly, life is getting back to normal. Molly has just said "I love you" to her new boyfriend, Ian, and they are off on a romantic European vacation together, starting with scenic London. But there on a tube platform, the past catches up to her in the form of Gabe, her ex, traveling on his own parallel vacation with new girlfriend Sadie.

Trenton Maddox was the king of Eastern State University, dating co-eds before he even graduated high school. His friends wanted to be him, and women wanted to tame him, but after a tragic accident turned his world upside down, Trenton leaves campus to come to grips with the crushing guilt. Eighteen months later, Trenton is living at home with his widower father, and works full-time at a local tattoo parlor to help with the bills. Just when he thinks his life is returning to normal, he notices Cami sitting alone at a table at The Red.

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.

Reena Montero has loved Sawyer LeGrande for as long as she can remember: as natural as breathing, as endless as time. But he's never seemed to notice that Reena even exists... until one day, impossibly, he does. Reena and Sawyer fall in messy, complicated love. But then Sawyer disappears from their humid Florida town without a word, leaving a devastated - and pregnant - Reena behind.

Anna is looking forward to her senior year in Atlanta, where she has a great job, a loyal best friend, and a crush on the verge of becoming more. Which is why she is less than thrilled about being shipped off to boarding school in Paris - until she meets Etienne St. Clair: Perfect, Parisian (and English and American, which makes for a swoon-worthy accent), and utterly irresistible. The only problem is that he's taken, and Anna might be, too, if anything comes of her almost-relationship back home.

Molly Barlow is facing one long, hot summer - 99 days - with the boy whose heart she broke and the boy she broke it for...his brother. Day 1: Julia Donnelly eggs my house my first night back in Star Lake, and that's how I know everyone still remembers everything. She has every right to hate me, of course: I broke Patrick Donnelly's heart the night everything happened with his brother, Gabe. Now I'm serving out my summer like a jail sentence: Just 99 days till I can leave for college and be done.

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.

Helena Conway has fallen in love. Unwillingly. Unwittingly. But not unprovoked. Kit Isley is everything she's not - unstructured, untethered, and not even a little bit careful. It could all be so beautiful...if he wasn't dating her best friend. Helena must defy her heart, do the right thing, and think of others. Until she doesn't.

Tim Mason was "the boy most likely to" find the liquor cabinet blindfolded, need a liver transplant, and drive his car into a house. Alice Garrett was "the girl most likely to"...well, not date her little brother’s baggage-burdened best friend, for starters. For Tim, it wouldn’t be smart to fall for Alice. For Alice, nothing could be scarier than falling for Tim. But Tim has never been known for making the smart choice, and Alice is starting to wonder if the “smart” choice is always the right one. When these two crash into each other, they crash hard.

Having spent most of her senior year flying under the radar, the last thing Ella Lockhart expected was to have a tornado rip straight through her house, leaving her homeless. It's bad enough that the whole school now pities her, but did her parents have to let the neighbors take them in?

When I left for college, I put 1,000 miles between my future and my past. I'd made a choice - I was going to cross back to the other side, to live with the living. I just didn't know how. And then I met Nate Preeter. An All-American baseball player, Nate wasn't supposed to notice a ghost-of-a-girl like me. But he did. He shouldn't want to know my name. But he did. And when he learned my secret and saw the scars it left behind, he was supposed to run. But he didn't.

Autumn always knew exactly who she was: a talented artist and a loyal friend. Shay was defined by two things: her bond with her twin sister, Sasha, and her love of music. And Logan has always turned to writing love songs when his real love life was a little less than perfect. But when tragedy strikes each of them, somehow music is no longer enough. Now Logan is a guy who can't stop watching vlogs of his dead ex-boyfriend. Shay is a music blogger who's struggling to keep it together. And Autumn sends messages that she knows can never be answered.

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.

The Garretts are everything the Reeds are not: loud, numerous, messy, affectionate. And every day from her balcony perch, 17-year-old Samantha Reed wishes she was one of them...until one summer evening, Jase Garrett climbs her terrace and changes everything. As the two fall fiercely in love, Jase's family makes Samantha one of their own. Then in an instant, the bottom drops out of her world and she is suddenly faced with an impossible decision. Which perfect family will save her? Or is it time she saved herself?

Helena Conway has fallen in love. Unwillingly. Unwittingly. But not unprovoked. Kit Isley is everything she's not - unstructured, untethered, and not even a little bit careful. It could all be so beautiful...if he wasn't dating her best friend. Helena must defy her heart, do the right thing, and think of others. Until she doesn't.

When 16-year-old Alice is diagnosed with leukemia, her prognosis is grim. To maximize the time she does have, she vows to spend her final months righting wrongs - however she sees fit. She convinces her friend Harvey, who she knows has always had feelings for her, to help her with a crazy bucket list that's as much about revenge (humiliating her ex-boyfriend and getting back at her archnemesis) as it is about hope (doing something unexpectedly kind for a stranger).

Clara Shin lives for pranks and disruption. When she takes one joke too far, her dad sentences her to a summer working on his food truck, the KoBra, alongside her uptight classmate Rose Carver. Not the carefree summer Clara had imagined. But maybe Rose isn't so bad. Maybe the boy named Hamlet (yes, Hamlet) crushing on her is pretty cute. Maybe Clara actually feels invested in her dad's business. What if taking this summer seriously means Clara has to leave her old self behind?

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.

Lizet, a daughter of Cuban immigrants and the first in her family to graduate from high school, secretly applies and is accepted to an ultra-elite college. Her parents are furious at her decision to leave Miami, and amid a painful divorce, her father sells her childhood home, leaving Lizet, her mother, and older sister, a newly single mom, without a steady income and scrambling for a place to live.

After breaking up with her bad-news boyfriend, Reagan O’Neill is ready to leave her rebellious ways behind...and her best friend, country superstar Lilah Montgomery, is nursing a broken heart of her own. Fortunately, Lilah’s 24-city tour is about to kick off, offering a perfect opportunity for a girls-only summer of break-up ballads and healing hearts. But when Matt Finch joins the tour as its opening act, his boy-next-door charm proves difficult for Reagan to resist, despite her vow to live a drama-free existence.

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.

Alice had her whole summer planned. Nonstop all-you-can-eat buffets while marathoning her favorite TV shows (best friends totally included) with the smallest dash of adulting - working at the library to pay her share of the rent. The only thing missing from her perfect plan? Her girlfriend (who ended things when Alice confessed she's asexual). Alice is done with dating - no thank you, do not pass go, stick a fork in her, done. But then Alice meets Takumi and she can't stop thinking about him or the rom com-grade romance feels she did not ask for.

Olivia Kaspen has just discovered that her ex-boyfriend Caleb Drake has lost his memory. With an already lousy reputation for taking advantage of situations, Olivia must decide how far she is willing to go to get Caleb back.

Trenton Maddox was the king of Eastern State University, dating co-eds before he even graduated high school. His friends wanted to be him, and women wanted to tame him, but after a tragic accident turned his world upside down, Trenton leaves campus to come to grips with the crushing guilt. Eighteen months later, Trenton is living at home with his widower father, and works full-time at a local tattoo parlor to help with the bills. Just when he thinks his life is returning to normal, he notices Cami sitting alone at a table at The Red.

Angela is being held in a police interrogation room. Her ex's wife has gone missing, and Detective Novak is sure Angela knows something, despite her claim that she's not involved. At Novak's prodding, Angela tells a story going back 10 years, explaining how she met and fell in love with her high school friend HP. But as her past unfolds, she reveals a disconcerting love triangle and a dark, tangled web of betrayals. Is Angela a scorned ex-lover with criminal intent? Or a pawn in someone else's revenge scheme?

When college freshman Rowan Michaels meets gorgeous, up-and-coming rock star Adam Everest, she knows a player like him is the last thing she needs after her ex-boyfriend shattered her heart. But she can't stop thinking about the kiss they shared on his tour bus. On the first day of school, Rowan is stunned when Adam saunters into her French class. He's soon failing miserably, and, on a whim, she offers to tutor him. But Adam doesn't recognize her as a makeup-free, glasses-clad college student.

Film fanatic Adam is 17 and being asked out on his first date—and the guy is cute. Heart racing, Adam accepts, quickly falling in love with Callum like the movies always promised. Fashion-obsessed Ben is 18 and has just left his home upstate after his mother discovers his hidden stash of gay magazines. When he comes to New York City, Ben’s sexuality begins to feel less like a secret and more like a badge of honor. Then Callum disappears, leaving Adam heartbroken, and Ben finds out his new world is more closed-minded than he thought.