The many lives of theoretical physicist Elsie Hannaway have finally caught up with her. By day, she’s an adjunct professor, toiling away at grading labs and teaching thermodynamics in the hopes of landing tenure. By other day, Elsie makes up for her non-existent paycheck by offering her services as a fake girlfriend, tapping into her expertly honed people-pleasing skills to embody whichever version of herself the client needs. Honestly, it’s a pretty sweet gig—until her carefully constructed Elsie-verse comes crashing down.

Mara, Sadie, and Hannah are friends first, scientists always. Though their fields of study might take them to different corners of the world, they can all agree on this universal truth: When it comes to love and science, opposites attract and rivals make you burn….

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.

Mallory Greenleaf is done with chess. Every move counts nowadays; after the sport led to the destruction of her family four years earlier, Mallory’s focus is on her mom, her sisters, and the dead-end job that keeps the lights on. That is, until she begrudgingly agrees to play in one last charity tournament and inadvertently wipes the board with notorious “Kingkiller” Nolan Sawyer: current world champion and reigning Bad Boy of chess.

Catalina Martín desperately needs a date to her sister’s wedding. Especially since her little white lie about her American boyfriend has spiraled out of control. Now everyone she knows—including her ex and his fiancée—will be there and eager to meet him. She only has four weeks to find someone willing to cross the Atlantic and aid in her deception. New York to Spain is no short flight and her raucous family won’t be easy to fool. Enter Aaron Blackford—her tall, handsome, condescending colleague—who surprisingly offers to step in.

Olive Torres is used to being the unlucky twin: from inexplicable mishaps to a recent layoff, her life seems to be almost comically jinxed. By contrast, her sister Ami is an eternal champion...she even managed to finance her entire wedding by winning a slew of contests. Unfortunately for Olive, the only thing worse than constant bad luck is having to spend the wedding day with the best man (and her nemesis), Ethan Thomas.

Hallie Piper is turning over a new leaf. After belly-crawling out of a hotel room (hello, rock bottom), she decides it’s time to become a full-on adult. She gets a new apartment, a new haircut, and a new wardrobe, but when she logs onto the dating app that she has determined will find her new love, she sees none other than Jack, the guy whose room she snuck out of.

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.

Felicity “Fizzy” Chen is lost. Sure, she’s got an incredible career as a beloved romance novelist with a slew of bestsellers under her belt, but when she’s asked to give a commencement address, it hits her: she hasn’t been practicing what she’s preached. Fizzy hasn’t ever really been in love. Connor Prince, documentary filmmaker and single father, loves his work but when his profit-minded boss orders him to create a reality TV show, Connor is out of his element. Desperate to find his romantic lead, a chance run-in with an exasperated Fizzy offers Connor the perfect solution.

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.

Lucy Hutton has always been certain that the nice girl can get the corner office. She's charming and accommodating and prides herself on being loved by everyone at Bexley & Gamin. Everyone except for coldly efficient, impeccably attired, physically intimidating Joshua Templeman. And the feeling is mutual. Trapped in a shared office together 40 (ok, 50 or 60) hours a week, they've become entrenched in an addictive, ridiculous never-ending game of one-upmanship.

Kristen Petersen doesn't do drama, will fight to the death for her friends, and has no room in her life for guys who just don't get her. She's also keeping a big secret: facing a medically necessary procedure that will make it impossible for her to have children. Planning her best friend's wedding is bittersweet for Kristen - especially when she meets the best man, Josh Copeland. He's funny, sexy, never offended by her mile-wide streak of sarcasm, and always one chicken enchilada ahead of her hangry. Even her dog, Stuntman Mike, adores him. The only catch: Josh wants a big family.

Single mom Jess Davis is a data and statistics wizard, but no amount of number crunching can convince her to step back into the dating world. After all, her father was never around, her hard-partying mother disappeared when she was six, and her ex decided he wasn’t “father material” before her daughter was even born. Jess holds her loved ones close but working constantly to stay afloat is hard...and lonely. But then Jess hears about GeneticAlly, a buzzy new DNA-based matchmaking company that’s predicted to change dating forever.

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.

Bad luck has always followed Olivia Marshall...or maybe she's just the screw-up her family thinks she is. But when a "What are you wearing?" text from a random wrong number turns into the hottest, most entertaining - albeit anonymous - relationship of her life, she thinks things might be on the upswing.

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.

Anything can be fixed with a little Duct Tape and sass... At least that's what celebrity fixer, Delilah Donovan, used to think. She prides herself on being able to handle anything. But when she's asked to fix the new CEO of Synth Games, she never dreams she'll come face to face with the only man to ever break her heart. The past can't always be fixed... When a friend calls in a long ago favor, reformed hacker, Nate Williams, worries that his shady past will come back to haunt him.

Love and the right timing were two things I didn't believe in. Love is about walking to the edge of the cliff and taking the leap together. Timing was never on our side. My first mistake was hooking up with my best friend. My second came years later, when we met again, and I fell for her. My third was letting her go, because I had to. Because a love like this wasn't built to withstand the winds coming in our direction. Love and timing. I didn't believe in either. Then there was you....

Up-and-coming wedding photographer Leah McHale's career is on the rise - thanks in no small part to the Wedding Belles, the elite New York wedding planning agency that always throws top-tier business Leah's way. So when one of the Belles asks Leah to fill in at the former First Daughter's wedding, Leah is overjoyed to say yes - until she finds out who she'll be working with.

Benjamin Chase is not my type. He's abrasive. He's arrogant. He doesn't take anything seriously. I'd die before I dated him, but he has something different in mind. He has to get married in the next nine months, or he loses his company to his ex-wife. And apparently I'm the most eligible bachelorette in town.

Hotshot sports editor Cole Sharpe has been freelancing for Oxford magazine for years, so when he hears about a staff position opening up, he figures that he's got the inside track. Then his boss drops a bombshell: Cole has competition. Female competition, in the form of a fresh-faced tomboy who can hang with the dudes and write circles around them, too. Penelope Pope knows all too well that she comes off as just one of the guys.

As captain of a San Francisco Bay tour boat, Pru can handle rough seas - the hard part is life on dry land. Pru loves her new apartment and her neighbors; problem is, she's in danger of stumbling into love with Mr. Right for Anybody but Her.

General Travis Bains has two daughters, one who is good and one who is bad. Everyone knows Lindsey is the good one, and Jessie is the bad one. Jessie Bains is the other sister, the bad sister, which she has proven more often than not until the day she gets kidnapped and brutally raped. Will Hendricks, one of her father's soldiers, rescues her and brings her home but fears she may be nearly destroyed by what has been done to her. The most important thing, however, is that no one can know.

I'm about to throw an ashtray at my boss's head. Turns out, the mind behind my favorite, steamy romance novels...the ones I only read in private...the ones that are my only escape after a long day of dealing with The Boss from Hell? It's not Natalie McBride, the sweet, rural housewife. It's him. That's right: my boss, Adrian Risinger, the 33-year-old, maddeningly sexy, pissant billionaire "bad boy" who thinks he runs my life. He is also the author of all my deepest, most secret fantasies.

Housekeeper for a stunningly handsome, male-model billionaire? Yep, that’s my job and it’s as dreamy as it sounds. I get to live in his ridiculously huge mansion, and all I have to do is take care of his mom and daughter, who are practically family. To top it off, the notoriously bossy Mr. King has been away for business since I started. But he came home today. Liam King looks like he stepped out of a GQ magazine, and the way he undresses me with his eyes should be illegal. He ignites my body. Every part of it. But It doesn’t matter how tempting he is. I can’t have him.

Anthony was my best friend and the first boy I ever kissed. The first boy I ever loved. I always thought we would be together. Then, he left town, and I never heard from him again. Now, there’s a new doctor at the hospital in the department where I work, and I can’t believe who it is. It’s Anthony.

Waitress Marjorie Ivarsson is the picture of naiveté. Raised by her grandmother, she'd rather go to bingo than go dancing. But when she's asked to be a bridesmaid in her friend Bronte's destination wedding, she finds herself venturing into new and exciting territory. The wedding is set on the billionaire groom's private island, and Marjorie is fascinated by all the new people she meets. Most fascinating of all is the man she saves from almost drowning in the blue waters of the island lagoon.

Claire Walters has worked for Jason Danvers as his assistant for three years, but he’s never appreciated her as a woman - until the day she jumps out of a cake at his friend’s bachelor party.... To support her ailing mother, Claire is forced to work a second job at a party-planning company. But when her handsome boss ends up with a front-row seat to the action, she’s mortified - and he’s intrigued. With Danvers International in the middle of an important merger, Jason asks Claire to accompany him on weekend business trips - and suddenly all her fantasies are coming true.

Donya Stewart's chest filled with the soft beating wings of butterflies when she first met Emmet Grayne's green eyes at the ripe age of five. Unable to identify the tugging pressure within her when in his presence, Donya moved through the first several years of her life addled by her feelings for the boy who was her best friend's brother and very much like her own sibling. But one cool autumn night in her mystifying teenage years, Emmet erases any ideas Donya has of him being anything like a sibling.

Losing your ability to speak at the age of 17; it's not normal or fair. But trauma has a way of throwing normality out the window. Dani lives anything but a normal life: her sister is married to one of the biggest names in Hollywood, her best friends are rock stars, and she has more love around her than most people experience in a lifetime. But that doesn't change the fact their parents are dead, or that it's her fault. It seems her new normal is being a mute, living on the inside, unable to actually communicate on the outside.

The many lives of theoretical physicist Elsie Hannaway have finally caught up with her. By day, she’s an adjunct professor, toiling away at grading labs and teaching thermodynamics in the hopes of landing tenure. By other day, Elsie makes up for her non-existent paycheck by offering her services as a fake girlfriend, tapping into her expertly honed people-pleasing skills to embody whichever version of herself the client needs. Honestly, it’s a pretty sweet gig—until her carefully constructed Elsie-verse comes crashing down.

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.

Mallory Greenleaf is done with chess. Every move counts nowadays; after the sport led to the destruction of her family four years earlier, Mallory’s focus is on her mom, her sisters, and the dead-end job that keeps the lights on. That is, until she begrudgingly agrees to play in one last charity tournament and inadvertently wipes the board with notorious “Kingkiller” Nolan Sawyer: current world champion and reigning Bad Boy of chess.

Mara, Sadie, and Hannah are friends first, scientists always. Though their fields of study might take them to different corners of the world, they can all agree on this universal truth: When it comes to love and science, opposites attract and rivals make you burn….

Rue Siebert might not have it all, but she has enough: a few friends she can always count on, the financial stability she yearned for as a kid, and a successful career as a biotech engineer at Kline, one of the most promising start-ups in the field of food science. Her world is stable, pleasant, and hard-fought. Until a hostile takeover and its offensively attractive front man threatens to bring it all crumbling down.

Misery Lark, the only daughter of the most powerful Vampyre councilman of the Southwest, is an outcast—again. Her days of living in anonymity among the Humans are over: she has been called upon to uphold a historic peacekeeping alliance between the Vampyres and their mortal enemies, the Weres, and she sees little choice but to surrender herself in the exchange—again...

Viola Bowen has the chance of a lifetime: to design a video game based on her all-time favorite book series. The only problem? Her co-lead is Jesse F-ing Andrews, a.k.a. her arch-nemesis. Jesse has made it abundantly clear over the years that he wants nothing to do with her–and Viola has no idea why. When their bosses insist a wintery retreat is the perfect team-building exercise, Viola can’t think of anything worse. Being freezing cold in a remote mountain lodge knowing Jesse is right next door? No, thank you.

Catalina Martín desperately needs a date to her sister’s wedding. Especially since her little white lie about her American boyfriend has spiraled out of control. Now everyone she knows—including her ex and his fiancée—will be there and eager to meet him. She only has four weeks to find someone willing to cross the Atlantic and aid in her deception. New York to Spain is no short flight and her raucous family won’t be easy to fool. Enter Aaron Blackford—her tall, handsome, condescending colleague—who surprisingly offers to step in.

Mackenzie Carter has had some very bad dates lately. Model train experts, mansplainers, guys weirdly obsessed with her tail—she hasn’t had a successful date in months. Only a year out of residency, her grandmother’s obsession with Mackenzie finding the perfect mate to settle down with threatens to drive Mackenzie barking mad. Out of options, it feels like a small thing to tell her grandmother that she’s met someone. That is, until she blurts out the name of the first man she sees and the last man she would ever date: Noah Taylor, the big bad wolf of Denver General.

Lucy Hutton has always been certain that the nice girl can get the corner office. She's charming and accommodating and prides herself on being loved by everyone at Bexley & Gamin. Everyone except for coldly efficient, impeccably attired, physically intimidating Joshua Templeman. And the feeling is mutual. Trapped in a shared office together 40 (ok, 50 or 60) hours a week, they've become entrenched in an addictive, ridiculous never-ending game of one-upmanship.

Rosie Graham has a problem. A few, actually. She just quit her well-paid job to focus on her secret career as a romance writer. She hasn’t told her family and now has terrible writer’s block. Then, the ceiling of her New York apartment literally crumbles on her. Luckily she has her best friend Lina’s spare key while she’s out of town. But Rosie doesn’t know that Lina has already lent her apartment to her cousin Lucas, who Rosie has been stalking—for lack of a better word—on Instagram for the last few months.