Rachel White is the consummate good girl. A hard-working attorney at a large Manhattan law firm and a diligent maid of honor to her charmed best friend Darcy, Rachel has always played by all the rules. But that changes the night of her thirtieth birthday when Rachel finally confesses her feelings to Darcy's fiancé, and is both horrified and thrilled to discover that he feels the same way. As the wedding date draws near, events spiral out of control, and Rachel knows she must make a choice between her heart and conscience.

Claudia and Ben are the perfect couple. Ever since their first date, when they both admitted they had no desire for children, their courtship and marriage seemed destined. Their relationship is about freedom, possibility, and exploration. About being together because they want to be together. Not because children are caging them with 18 years of obligation. But then Ben changes his mind: He does want children, after all.

Tessa Russo is the mother of two young children and the wife of a renowned pediatric surgeon. Despite her own mother's warnings, Tessa has recently given up her career to focus on her family and the pursuit of domestic happiness. From the outside, she seems destined to live a charmed life. Valerie Anderson is an attorney and single mother to six-year-old Charlie - a boy who has never known his father.

Ellen's relationship to Andy doesn't just seem perfect on the surface; it really is perfect. She loves his family, and everything about him, including that he brings out the best in her. That is, until Ellen unexpectedly runs into Leo. The one who got away. The one who brought out the worst in her. The one she can't forget.

Marian Caldwell is a 36-year-old television producer, living her dream in New York City. With a fulfilling career and satisfying relationship, she has convinced everyone, including herself, that her life is just as she wants it to be. But one night, Marian answers a knock on the door ... only to find Kirby Rose, an 18-year-old girl with a key to a past that Marian thought she had sealed off forever. From the moment Kirby appears on her doorstep, Marian’s perfectly constructed world - and her very identity - will be shaken to its core.

It’s 2 a.m. on a Saturday night in the spring of 2001, and 28-year-old Cecily Gardner sits alone in a dive bar in New York’s East Village, questioning her life. Feeling lonesome and homesick for the Midwest, she wonders if she’ll ever make it as a reporter in the big city - and whether she made a terrible mistake in breaking up with her longtime boyfriend, Matthew. As Cecily reaches for the phone to call him, she hears a guy on the barstool next to her say, “Don’t do it - you’ll regret it.” Something tells her to listen.

Minnie Cooper knows two things with certainty: that her New Year's birthday is unlucky, and that it's all because of Quinn Hamilton, a man she's never met. Their mothers gave birth to them at the same hospital just after midnight on New Year's Day, but Quinn was given the cash prize for being the first baby born in London in 1990 - and the name Minnie was meant to have, as well. With luck like that, it's no wonder each of her birthdays has been more of a disaster than the one before. 

Thirty-three-year-old Shea Rigsby has spent her entire life in Walker, Texas - a small college town that lives and dies by football, a passion she unabashedly shares. Raised alongside her best friend, Lucy, the daughter of Walker’s legendary head coach, Clive Carr, Shea was too devoted to her hometown team to leave. Instead she stayed in Walker for college, even taking a job in the university athletic department after graduation, where she has remained for more than a decade.

Six years after the fight that ended their friendship, Daphne Berg is shocked when Drue Cavanaugh walks back into her life, looking as lovely and successful as ever, with a massive favor to ask. Daphne hasn’t spoken one word to Drue in all this time - she doesn’t even hate-follow her ex-best friend on social media - so when Drue asks if she will be her maid-of-honor at the society wedding of the summer, Daphne is rightfully speechless.

Carey Duncan has worked for home remodeling and design gurus Melissa and Rusty Tripp for nearly a decade. A country girl at heart, Carey started in their first store at 16, and - more than anyone would suspect - has helped them build an empire. With a new show and a book about to launch, the Tripps are on the verge of superstardom. There’s only one problem: America’s favorite couple can’t stand each other. 

Becky still adores the traditions of Christmas: Her parents host, carols play on repeat, her mother pretends she made the Christmas pudding, and the neighbors come ’round for sherry in their terrible holiday sweaters. Things are looking cheerier than ever, until Becky’s parents announce they’re moving to ultra-trendy Shoreditch - unable to resist the draw of craft beer and smashed avocados - and ask Becky if she’ll host this year. What could possibly go wrong? 

It will take a Christmas miracle for two very different souls to find each other in this perfectly festive fairy tale of New York! Hopeless romantic Eva Jordan loves everything about Christmas. She might be spending the holidays alone this year, but when she's given an opportunity to house-sit a spectacular penthouse on Fifth Avenue, she leaps at the chance. What better place to celebrate than in snow-kissed Manhattan? What she didn't expect was to find the penthouse still occupied by its gorgeous - and mysterious - owner.

Cool, calm, and competent, events planner Paige Walker loves a challenge. After a childhood spent in and out of hospitals, she's now determined to prove herself - and where better to take the world by storm than Manhattan? But when Paige loses the job she loves, she must face her biggest challenge of all - going it alone. Except launching her own events company is nothing compared to hiding her outrageous crush on Jake Romano - her brother's best friend and New York's most in-demand date.

I can’t believe I have to go home to Nebraska for my sister’s wedding. I’m gonna need a wingman and a whole lot of vodka for this level of family interaction. At least my bestie agreed he’d man up and help. Too bad he had to catch a different flight than me. Then, his plane got delayed. And finally - because bad things always happen in threes - instead of my best friend, his evil twin walks out of the airport. If you looked up doesn’t-deserve-to-be-that-confident, way-too-hot-for-his-own-good billionaire in the dictionary, you’d find a picture of Grady Holt. He’s awful.

Growing up, Josie and Meredith Garland shared a loving, if sometimes contentious, relationship. Josie was impulsive, spirited, and outgoing, Meredith hardworking, thoughtful, and reserved. When tragedy strikes, their delicate bond splinters. Fifteen years later, Josie and Meredith are in their late 30s, following very different paths.