A carreira de Bee Königswasser está indo de mal a pior. Quando surge um processo seletivo para liderar um projeto de neuroengenharia da Nasa, ela se faz a pergunta que sempre guiou sua vida: o que Marie Curie faria? Participaria, é claro. Depois de conquistar a vaga, Bee descobre que precisará trabalhar com Levi Ward–um desafio que a mãe da física moderna nunca precisou enfrentar.

Mara, Sadie e Hannah são três grandes amigas e cientistas tentando equilibrar razão e emoção. Embora seus campos de estudo as tenham levado para diferentes partes do mundo, todas elas concordam com uma verdade universal: quando se trata de amor e ciência, os opostos se atraem e algumas misturas podem ser perigosas…

Catalina Martín é uma jovem espanhola que trabalha como engenheira em Nova York. Com o casamento da irmã se aproximando, ela precisa desesperadamente de um acompanhante, porque não quer encarar sozinha toda a família e, principalmente, o irmão do noivo, que é ninguém menos do que seu ex. Sentindo-se pressionada, ela conta uma mentirinha inofensiva sobre ter um namorado americano. E agora todos em sua pequena cidade estão ansiosos para conhecê-lo.

A morte repentina de um estudante na Escola St. Stephen–um internato na região mais remota de Norfolk–é um acontecimento chocante que seu diretor faz questão de encarar apenas como um acidente infeliz. Porém, a polícia local não descarta a possibilidade de um crime, e o caso traz de volta à ativa a inspetora Jazmine Hunter. Jazz se afastou da carreira policial em Londres, mas, relutante, concorda em participar da investigação como um favor a seu antigo chefe.

Quando Lila Emerson testemunha um suposto suicídio, sua vida muda drasticamente. O artista Ashton Archer sabe que seu irmão seria incapaz de praticar tamanha violência, portanto recorre a Lila, única testemunha ocular do ocorrido. Ela concorda em ajudar Ashton a tentar descobrir quem matou seu irmão e por quê.

Gavin Scott é um astro do beisebol, devotado ao esporte. No auge de sua carreira, ele descobre um segredo humilhante: a esposa, Thea, sempre fingiu ter prazer na cama. Magoado, Gavin para de falar com ela e acaba piorando o relacionamento, que já vinha se deteriorando. Quando Thea pede o divórcio, ele percebe que o orgulho e o medo podem fazê-lo perder tudo. Desesperado, Gavin encontra ajuda onde menos espera: um clube secreto de romances, composto por alguns dos seus colegas de time.

O mundo pertence a Augusto Alencar Gouvêa, que hoje, aos 34 anos, comanda de forma agressiva e implacável, o império agropecuário que teve início com o seu trisavô: o primeiro Barão do Café de Ribeirão Preto. Após impedir que o seu legado fosse destruído pelo que os homens de sua família chamaram equivocadamente de amor, Augusto jurou não deixar que a história se repetisse. Sua forma intransigente de lidar com os negócios, o tornou temido, e poucos eram os que cometiam o erro de atravessar o seu caminho.

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.

Like an avenging, purple-haired Jedi bringing balance to the mansplained universe, Bee Königswasser lives by a simple code: What would Marie Curie do? If NASA offered her the lead on a neuroengineering project—a literal dream come true after years scraping by on the crumbs of academia—Marie would accept without hesitation. Duh. But the mother of modern physics never had to co-lead with Levi Ward.

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.

It’s the flight before Christmas and Molly just got an unexpected gift: a free first-class upgrade on her plane trip home for the holidays. Bring on the complimentary cocktails! But after one too many, she spills all her secrets to the hot guy seated next to her—only to wake up mortified when her buzz has worn off. At least she never has to see Liam again ... or so she thinks. When Molly arrives at Christmas House, the festive rental home that she and her family are sharing with her sister’s fiancé and his wealthy family, she discovers that Liam is one of the new in-laws. Oops.

When mystery author D. B. Ziegler is late delivering her book, Abi Schore steps in to help. Surely she can give her favorite author moral support over the holiday break and get the manuscript to her boss at Tea & Sympathy Publishing in time for the new year. When Abi shows up on Ms. Ziegler’s doorstep bearing holiday treats, she’s met by the author’s handsome grandson Dov, who reveals a startling plot twist. His grandmother isn’t able to finish the book and Dov promised he’d complete it so fans won’t be disappointed—a task that’s harder than he ever imagined.

Living in a year around Christmas town has its drawbacks. The caroling, the decorations, the insanely cheery spirit, it never disappears. It's why I like to hibernate away in my cave - I mean housekeeping a healthy distance from the holly jolly spirits. And all was going according to plan until my nemesis, Storee Taylor, moved in next door to care for her Aunt Cindy. Without blinking, she turned my simple world into a real nightmare-before-Christmas, especially when she decided to enter the town Christmas Kringle contest - which she was determined to win.

There's no place like home for the holidays ... especially for Lesley Carver. Life in the big city just wasn't her jam and now she's back in Hickory Falls, working at the family diner and helping her mom after she took a tumble. Lesley longs to build a life here, working at the cafe, selling her handmade ornaments and ... er, apparently reviving her high school crush on her best friend’s older brother. Only one problem, her mom wants her to leave Hickory Falls far behind.

Evie Crowe is starting over in a strange town with her newborn, and men are the furthest thing from her mind. If only the quiet, hulking farmer, Luke Ward, would stop coming into the thrift shop and piquing her reluctant interest. Evie wants to stay single all the way—she can’t trust anything more than friends-with-holiday-benefits. But Luke is in it for the long haul. He’s fixed on making this a Christmas Evie will remember forever. If she gives him a chance.

Lowen Ashleigh is a struggling writer on the brink of financial ruin when she accepts the job offer of a lifetime. Jeremy Crawford, husband of best-selling author Verity Crawford, has hired Lowen to complete the remaining books in a successful series his injured wife is unable to finish. Lowen arrives at the Crawford home, ready to sort through years of Verity's notes and outlines, hoping to find enough material to get her started. What Lowen doesn't expect to uncover in the chaotic office is an unfinished autobiography Verity never intended for anyone to read.

Tilly Farriday isn’t feeling very jolly this season. Recently divorced and broke, she’s squatting in one of her rental agency’s properties until her new home is ready. The sprinkles on top of the burnt Christmas cookie that is her life? The new owner shows up early, forcing Tilly to hide in the attic to save her job…and what remains of her dignity.

Clark Griswold was onto something...at least with his annual holiday meltdown. And since the last three weeks of my life have been riddled with humbug—another breakup, a broken toe, an office promotion I deserved and didn’t get—I’m not at all in the mood to celebrate nor have the happ, happ, happiest Christmas EVER.

After a snowstorm grounds her flight, Lucy makes a last-ditch effort to get home for Christmas using a rideshare app. She thinks she’ll be taking a road trip with a stranger...but the guy who shows up is someone she knows all too well. He’s the hookup she ghosted a few months ago, and now she’ll be stuck in a car with him for the most awkward road trip of her life.

After a bad breakup, Nola wants nothing to do with Christmas, especially in her quaint hometown of Bright Harbor, Maine. Infuriatingly charming and cheery, Nola’s surroundings only worsen her sour mood. To make matters worse, Caleb, the boy who broke her heart years ago, is all grown up and still living in town. While doing her best to avoid him, Nola bumps into the local mailman, who gives her a mysterious letter. And when she finds that the writer is a fellow Scrooge, she can’t help but feel her spirit lifting.