Dannie Kohan lives her life by the numbers. She is nothing like her lifelong best friend - the wild, whimsical, believes-in-fate Bella. Her meticulous planning seems to have paid off after she nails the most important job interview of her career and accepts her boyfriend’s marriage proposal in one fell swoop, falling asleep completely content. But when she awakens, she’s suddenly in a different apartment, with a different ring on her finger, and beside a very different man.

When Katy’s mother dies, she is left reeling. Carol wasn’t just Katy’s mom, but her best friend and first phone call. She had all the answers and now, when Katy needs her the most, she is gone. To make matters worse, their planned mother-daughter trip of a lifetime looms: to Positano, the magical town where Carol spent the summer right before she met Katy’s father. Katy has been waiting years for Carol to take her, and now she is faced with embarking on the adventure alone.

To the Green-Eyed Lovebird: We met 15 years ago, almost to the day, when I moved my stuff into the NYU dorm room next to yours at Senior House. You called us fast friends. I like to think it was more. We lived on nothing but the excitement of finding ourselves through music (you were obsessed with Jeff Buckley), photography (I couldn’t stop taking pictures of you), hanging out in Washington Square Park, and all the weird things we did to make money. I learned more about myself that year than any other. Yet, somehow, it all fell apart.

They say you can never go home again, and for Persephone Fraser, ever since she made the biggest mistake of her life a decade ago, that has felt too true. Instead of glittering summers on the lakeshore of her childhood, she spends them in a stylish apartment in the city, going out with friends, and keeping everyone a safe distance from her heart. Until she receives the call that sends her racing back to Barry’s Bay and into the orbit of Sam Florek—the man she never thought she’d have to live without.

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.

Fern Brookbanks has wasted far too much of her adult life thinking about Will Baxter. She spent just twenty-four hours in her early twenties with the aggravatingly attractive, idealistic artist, a chance encounter that spiraled into a daylong adventure in the city. The timing was wrong, but their connection was undeniable: they shared every secret, every dream, and made a pact to meet one year later. Fern showed up. Will didn’t.

Following the unexpected death of her father, eighteen-year-old Layken becomes the rock for both her mother and younger brother. She appears resilient and tenacious, but inside, she's losing hope. Then she meets her new neighbor Will, a handsome twenty-one-year-old whose mere presence leaves her flustered and whose passion for poetry slams thrills her. Not long after a heart-stopping first date during which each recognizes something profound and familiar in the other, they are slammed to the core when a shocking discovery brings their new relationship to a sudden halt.

Harriet and Wyn have been the perfect couple since they met in college—they go together like salt and pepper, honey and tea, lobster and rolls. Except, now—for reasons they’re still not discussing—they don’t. They broke up five months ago. And still haven’t told their best friends.

Elsie Porter is an average twentysomething and yet what happens to her is anything but ordinary. On a rainy New Year’s Day, she heads out to pick up a pizza for one. She isn’t expecting to see anyone else in the shop, much less the adorable and charming Ben Ross. Their chemistry is instant and electric. Ben cannot even wait twenty-four hours before asking to see her again. Within weeks, the two are head over heels in love. By May, they’ve eloped.

After a wild bet, gourmet grilled-cheese sandwich, and cuddle with a baby goat, Alexis Montgomery has had her world turned upside down. The cause: Daniel Grant, a ridiculously hot carpenter who’s ten years younger than her and as casual as they come—the complete opposite of sophisticated city-girl Alexis. And yet their chemistry is undeniable.

Samson and Beyah have nothing in common on the surface. She comes from a life of poverty and neglect; he comes from a family of wealth and privilege. But one thing they do have in common is that they're both drawn to sad things. Which means they're drawn to each other. Beyah and Samson agree to stay in the shallow end of a summer fling. What Beyah doesn't realize is that a rip current is coming, and it's about to drag her heart out to sea.

In her twenties, Emma Blair marries her high school sweetheart, Jesse. They build a life for themselves, far away from the expectations of their parents and the people of their hometown in Massachusetts. They travel the world together, living life to the fullest and seizing every opportunity for adventure. On their first wedding anniversary, Jesse is on a helicopter over the Pacific when it goes missing. Just like that, Jesse is gone forever.

The bride is a doll. The groom is the perfect gentleman. But the rest of the wedding party? They're the stuff of nightmares. Rich? Check. Vapid? Double check. Entitled? Not enough checks in the world. And the best man? More like the worst man. But maid of honor Franchesca takes her duties seriously. Kidnapped groom? She's got this. Rude attendees? You just watch her handle them. So a best man with a big attitude and an even bigger...checkbook? Yeah, there's no way she's going to let that pretentious, judgmental jackhole ruin her best friend's wedding. No matter how sexy he is.

Finding a good roommate through a classified ad isn’t as easy as it sounds. I was starting to lose hope. Until a knock at my door came, and God answered my prayers. Except...uh...wrong prayer, God. I’d definitely requested the big guy find me a drop-dead gorgeous man on more than one occasion...just not as my roommate. Declan Tate talked me into interviewing him anyway. While he was amusing and charismatic, I wouldn’t have been comfortable living with a man, so I regretfully declined. Then, cupcakes showed up at my door.

When Sarah meets Eddie, they connect instantly and fall in love. To Sarah, it seems as though her life has finally begun. And it's mutual: It's as though Eddie has been waiting for her, too. Sarah has never been so certain of anything. So when Eddie leaves for a long-booked vacation and promises to call from the airport, she has no cause to doubt him. But he doesn't call. Sarah's friends tell her to forget about him, but she can't. She knows something's happened - there must be an explanation.

Caggie never wanted to be a hero, but some things are decided for us. Growing up among Manhattan’s social elite, Caggie always had everything a girl could want, including a storied last name. But after saving a girl from the brink of suicide, Caggie becomes infamous, and now all she wants is to be left alone. After all, she’s still reeling from the recent death of her younger sister, the subsequent destruction of her relationship with high school boyfriend, Trevor, and the way in which her family has since fallen apart.

When Katy’s mother dies, she is left reeling. Carol wasn’t just Katy’s mom, but her best friend and first phone call. She had all the answers and now, when Katy needs her the most, she is gone. To make matters worse, their planned mother-daughter trip of a lifetime looms: to Positano, the magical town where Carol spent the summer right before she met Katy’s father. Katy has been waiting years for Carol to take her, and now she is faced with embarking on the adventure alone.

Daphne Bell believes the universe has a plan for her. Every time she meets a new man, she receives a slip of paper with his name and a number on it—the exact amount of time they will be together. The papers told her she’d spend three days with Martin in Paris; five weeks with Noah in San Francisco; and three months with Hugo, her ex-boyfriend turned best friend.

At one point or another, we’ve all been asked to name five people, living or dead, with whom we’d like to have dinner. Why do we choose the people we do? And what if that dinner was to actually happen? These are the questions Rebecca Serle contends with in The Dinner List. When Sabrina arrives at her 30th birthday dinner she finds at the table not just her best friend, but also three significant people from her past, and well, Audrey Hepburn. As the dinner table conversation begins, it becomes clear that there’s a reason these six people have been gathered together.

When 17-year-old Paige Townsen gets plucked from obscurity to star in the movie adaptation of a blockbuster book series, her life changes practically overnight. Within a month, Paige has traded the quiet streets of her hometown for a bustling movie set on the shores of Maui, and she is spending quality time with her costar Rainer Devon, one of People's Sexiest Men Alive.