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.

When their ex-boyfriends get together and start Instagramming a disgustingly perfect summer of love, Jack and Nate decide to concoct a mutual Insta-worthy summer adventure of their own to prove they’re just fine and everything’s great. Of course, it’s hard to have an epic summer road trip when they’re stuck in a van with Nate's mid-life crisis-bound parents and his annoying younger sister. And it’s been years since Jack and Nate have said more than a few sentences to each other. But their followers don’t have to know any of that.

Scott Ferdowsi has a track record of quitting. Writing the Great American Novel? Three chapters. His summer internship? One week. His best friends know exactly what they want to do with the rest of their lives, but Scott can't commit to a breakfast cereal, let alone a passion. With college applications looming, Scott's parents pressure him to get serious about a career path like engineering or medicine. Desperate for help, he sneaks off to Washington, DC, to seek guidance from a famous professor who specializes in grit, the psychology of success.

Sebastian Villeda is over it. Over his rep. Over his bros. Over being "Bash the Flash," fastest sprinter in South Jersey. His dad is gone, his mom is dead, and his stepfather is clueless. Bash has no idea what he wants out of life. Until he meets Sandro.

Sam Walsh had been missing for three years. His older sister, Beth, thought he was dead. His childhood friend Josh thought it was all his fault. They were the last two people to see him alive. Until now. Because Sam has been found, and he's coming home. Beth desperately wants to understand what happened to her brother, but her family refuses to talk about it - even though Sam is clearly still affected by the abuse he faced at the hands of his captor.

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.

Autumn and Finn used to be inseparable. But then something changed. Or they changed. Now, they do their best to ignore each other. Autumn has her boyfriend, Jamie, and her close-knit group of friends. And Finn has become that boy at school, the one everyone wants to be around. That still doesn't stop the way Autumn feels every time she and Finn cross paths, and the growing, nagging thought that maybe things could have been different. Maybe they should be together. But come August, things will change forever.

At the University of North Carolina, Ronny's made some friends, kept his secrets, survived dorm life, and protected his heart. Until he can't. Ben is in some ways Ronny's opposite; he's big and solid where Ronny is small and slight. Ben's at UNC on a football scholarship. Confident, with that easy jock swagger and an explosive temper always simmering. He has a steady stream of girlfriends. Ben's aware of the overwhelming effect he has on Ronny. It's like a sensation of power. So easy to tease Ronny, throw playful insults, but it all feels somehow...loaded.

Torrey Grey is famous. At least, on the internet. Thousands of people watch her popular videos on fashion and beauty. But when Torrey's sister is killed in an accident - maybe because of Torrey and her videos - Torrey's perfect world implodes. Now, strangers online are bashing Torrey. And at her new school, she doesn't know who to trust. Is queen bee Blair only being sweet because of Torrey's internet infamy? What about Raylene, who is decidedly unpopular, but seems to accept Torrey for who she is?

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.

In the wake of her best friend Ingrid's suicide, Caitlin is left alone, struggling to find hope and answers. When she finds the journal Ingrid left behind for her, she begins a journey of understanding and broadening her horizons that leads her to new friendships and first love. Nina LaCour brings the changing seasons of Caitlin's first year without Ingrid to life with emotion, honesty, and captivating writing.

Kory was having enough trouble in high school. His girlfriend just dumped him, his poetry made him a target for ridicule, and college applications were looming. The very last thing he needed was to fall in love with another boy.

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.

Caitlin can't afford to leave this dreamland, this half-sleeping state where everything and everyone can be kept at arm's length. Because then she'd have to face the ugly truth about her relationship with Rogerson: magnetic, fascinating--and very dangerous--Rogerson. What is it about Rogerson Biscoe...and why can't she leave him?

Getting drunk homecoming night your senior year is never a good idea, but Jake Hayes never expected it all to end with a car crash and a t-post embedded in his throat. His biggest regret about it all? What he never said to Samantha Shay. He's been in love with her for years and never had the guts to tell her. Now it's too late. Because after that night, Jake will never be able to talk again.