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.

Macy Sorensen is settling into an ambitious if emotionally tepid routine: work hard as a new pediatrics resident, plan her wedding to an older, financially secure man, keep her head down and heart tucked away. But when she runs into Elliot Petropoulos - the first and only love of her life - the careful bubble she’s constructed begins to dissolve.

Naomi wasn’t just running away from her wedding. She was riding to the rescue of her twin. Too bad for Naomi, her evil twin hasn’t changed at all. After helping herself to Naomi’s car and cash, Tina leaves her with a niece she didn’t know she had. Now, she’s stuck in town with no car, no job, no home - and an 11-year-old to take care of. Since Naomi’s life imploded right in front of him, the least Knox can do is help her out. And just as soon as she's out of trouble, he can get back to his peaceful, solitary life. That’s the plan, until the trouble turns to real danger.

Poppy and Alex. Alex and Poppy. They have nothing in common. She’s a wild child; he wears khakis. She has insatiable wanderlust; he prefers to stay home with a book. And somehow, ever since a fateful car share home from college many years ago, they are the very best of friends. For most of the year they live far apart—she’s in New York City, and he’s in their small hometown—but every summer, for a decade, they have taken one glorious week of vacation together.

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.

Fallon meets Ben, an aspiring novelist, the day before her scheduled cross-country move. Their untimely attraction leads them to spend Fallon's last day in LA together, and her eventful life becomes the creative inspiration Ben has always sought for his novel. Over time and amidst the various relationships and tribulations of their own separate lives, they continue to meet on the same date every year.

Nora Stephens' life is books—she’s read them all—and she is not that type of heroine. Not the plucky one, not the laidback dream girl, and especially not the sweetheart. In fact, the only people Nora is a heroine for are her clients, for whom she lands enormous deals as a cutthroat literary agent, and her beloved little sister Libby.

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.

Malibu: August 1983. It’s the day of Nina Riva’s annual end-of-summer party, and anticipation is at a fever pitch. Everyone wants to be around the famous Rivas: Nina, the talented surfer and supermodel; brothers Jay and Hud, one a championship surfer, the other a renowned photographer; and their adored baby sister, Kit. Together the siblings are a source of fascination in Malibu and the world over—especially as the offspring of the legendary singer Mick Riva. The only person not looking forward to the party of the year is Nina herself.

When Tate Collins meets airline pilot Miles Archer, she doesn't think it's love at first sight. They wouldn’t even go so far as to consider themselves friends. The only thing Tate and Miles have in common is an undeniable mutual attraction. Once their desires are out in the open, they realize they have the perfect set-up. He doesn’t want love, she doesn’t have time for love, so that just leaves the sex. Their arrangement could be surprisingly seamless, as long as Tate can stick to the only two rules Miles has for her.

As a third-year PhD candidate, Olive Smith doesn't believe in lasting romantic relationships—but her best friend does, and that's what got her into this situation. Convincing Anh that Olive is dating and well on her way to a happily ever after was always going to take more than hand-wavy Jedi mind tricks: Scientists require proof. So, like any self-respecting biologist, Olive panics and kisses the first man she sees.

At twenty-two, Sydney is enjoying a great life: She’s in college, working a steady job, in love with her wonderful boyfriend, Hunter, and rooming with her best friend, Tori. But everything changes when she discovers that Hunter is cheating on her—and she’s forced to decide what her next move should be. Soon, Sydney finds herself captivated by her mysterious and attractive neighbor, Ridge. She can't take her eyes off him or stop listening to the passionate way he plays his guitar every evening out on his balcony. And there’s something about Sydney that Ridge can’t ignore.

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.

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.

After fleeing an abusive husband with her six-year-old son, Tommie, Beverly is attempting to create a new life for them in a small town off the beaten track. Despite their newfound freedom, Beverly is constantly on guard: she creates a fake backstory, wears a disguise around town, and buries herself in DIY projects to stave off anxiety. But her stress only rises when Tommie insists he’d been hearing someone walking on the roof and calling his name late at night.

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.

Lucy is the tourist vacationing at a beach house on Prince Edward Island. Felix is the local who shows her a very good time. The only problem: Lucy doesn’t know he’s her best friend’s younger brother. Lucy and Felix’s chemistry is unreal, but the list of reasons why they need to stay away from each other is long, and they vow to never repeat that electric night again. It’s easier said than done.

Good things happen at the lake. That’s what Alice’s grandmother says, and it’s true. Alice spent just one summer there at a cottage with Nan when she was seventeen—it’s where she took that photo, the one of three grinning teenagers in a yellow speedboat, the image that changed her life. Now Alice lives behind a lens. As a photographer, she’s most comfortable on the sidelines, letting other people shine. Lately though, she’s been itching for something more, and when Nan falls and breaks her hip, Alice comes up with a plan for them both: another summer in that magical place, Barry’s Bay.

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.

Macy Sorensen is settling into an ambitious if emotionally tepid routine: work hard as a new pediatrics resident, plan her wedding to an older, financially secure man, keep her head down and heart tucked away. But when she runs into Elliot Petropoulos - the first and only love of her life - the careful bubble she’s constructed begins to dissolve.

Augustus Everett is an acclaimed author of literary fiction. January Andrews writes best-selling romance. When she pens a happily ever after, he kills off his entire cast. They’re polar opposites. In fact, the only thing they have in common is that for the next three months, they're living in neighboring beach houses, broke, and bogged down with writer's block.

Poppy and Alex. Alex and Poppy. They have nothing in common. She’s a wild child; he wears khakis. She has insatiable wanderlust; he prefers to stay home with a book. And somehow, ever since a fateful car share home from college many years ago, they are the very best of friends. For most of the year they live far apart—she’s in New York City, and he’s in their small hometown—but every summer, for a decade, they have taken one glorious week of vacation together.

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.

Justin has a curse, and thanks to a Reddit thread, it's now all over the internet. Every woman he dates goes on to find their soul mate the second they break up. When a woman slides into his DMs with the same problem, they come up with a plan: They'll date each other and break up. Their curses will cancel each other’s out, and they’ll both go on to find the love of their lives. It’s a bonkers idea… and it just might work.

Emma loves her husband Leo and their young daughter Ruby: she’d do anything for them. But almost everything she's told them about herself is a lie. And she might just have got away with it, if it weren’t for her husband’s job. Leo is an obituary writer; Emma a well-known marine biologist. When she suffers a serious illness, Leo copes by doing what he knows best – researching and writing about his wife’s life. But as he starts to unravel the truth, he discovers the woman he loves doesn’t really exist. Even her name isn’t real.

Ali Morris is a professional organizer whose own life is a mess. Her mom died two years ago, then her husband left, and she hasn’t worn pants with a zipper in longer than she cares to remember. No one is more surprised than Ali when the first time she takes off her wedding ring and puts on pants with hardware—overalls count, right?—she meets someone. Or rather, her dog claims a man for her, in the same way he claimed his favorite of her three children: by peeing on him. Ethan smiles at Ali like her pants are just right—like he likes what he sees.

If someone had told me a year ago that I was about to fall in love, go on an epic road trip, ride a Triceratops, sing on a bar, and lose my virginity, I would have assumed they were on drugs. Well, that is, until I met Beckham. Beck was mostly to blame for my recklessness.

Sometimes, the worst day of your life happens, and you have to figure out how to live after it. So Clementine forms a plan to keep her heart safe: work hard, find someone decent to love, and try to remember to chase the moon. The last one is silly and obviously metaphorical, but her aunt always told her that you needed at least one big dream to keep going. And for the last year, that plan has gone off without a hitch. Mostly. The love part is hard because she doesn’t want to get too close to anyone—she isn’t sure her heart can take it.

Before Owen Michaels disappears, he smuggles a note to his beloved wife of one year: Protect her. Despite her confusion and fear, Hannah Hall knows exactly to whom the note refers—Owen’s sixteen-year-old daughter, Bailey. Bailey, who lost her mother tragically as a child. Bailey, who wants absolutely nothing to do with her new stepmother. As Hannah’s increasingly desperate calls to Owen go unanswered, as the FBI arrests Owen’s boss, as a US marshal and federal agents arrive at her Sausalito home unannounced, Hannah quickly realizes her husband isn’t who he said he was.

Thirty-four-year-old Ruby Bridge is a not-too-successful comedienne who uses her mother, a nationally-syndicated "moral and spiritual counselor" as the main fodder for her cynical, rather bitter humor. Her mother Nora, long divorced from Ruby's father, is a woman whose past is just about to catch up with her - in the form of blackmail by a former lover.