Fishtail, Montana, is home to Anne and Pitt Pollock, local royalty, high school sweethearts, and owners of the successful Pollock ranch. The sprawling foothills of the Beartooth Mountains surround the town, overlooking the Pollocks' property and the nearby ranch belonging to Bill and Pattie Brown. The two couples have known each other since childhood. Their sons Peter Pollock and Matt Brown are also the best of friends. The five of them are soon inseparable. But one August afternoon, their latest adventure takes a dangerous turn—and quickly escalates into a battle for survival.

Preston and Constance Whittier have built a happy life together, with a brood of six children raised in a beautiful historic Manhattan mansion. Now, with a nearly empty nest, it’s easier than ever for the Whittiers to maintain their tradition of a solo romantic “Wintermoon” ski trip. But with this year’s trip comes tragedy, and suddenly the Whittier’s adult children find themselves reuniting in the family home without their parents for the first time ever. The eldest four are forced to put aside their personal issues and their grief to keep the family together.

Veronique Vincent is a star. At age 22, she is one of the most sought-after models in fashion, gracing the covers of magazines and walking the runways of haute couture shows across the globe. Yet, despite being the consummate professional, Veronique wants little of the glamorous life that modeling affords her.

Spencer Brooke always knew she was destined to be CEO of her grandfather’s business—the most respected and luxurious department store in New York City. Brooke’s has been at the center of every happy memory she has, but it hasn’t been an easy journey. Seven years after her father’s death, her life is very different from the days when she walked through the store with her grandfather as a young girl. She may be the owner of Brooke’s, but she’s also now a divorced single mother of twin boys.

Oscar-winning actress Ardith Law is a Hollywood icon. Radiant at sixty-two, she is the epitome of glamour and a highly respected artist. But her success has come at a price: she has a strained relationship with her daughter, Morgan, who at thirty-eight still blames Ardith for putting her career before being a mother. Morgan is a successful plastic surgeon in New York City—and the distance from Ardith's Bel Air mansion is not lost on either of them. Ardith became a single mother when Morgan was seven, after her unfaithful husband died in a helicopter accident.

Iris Cooper has been singing ever since she can remember, hitting the high notes like no one else. At twelve, her father convinces the owner of a bar in Lake City, Texas, to let her perform, and she stuns the audience. In the ensuing years, never staying anywhere for long, they move from one dusty town to the next, her passion for music growing every time she takes the mike in another roadhouse. But it is not an easy life with her father in charge and using her income to pay for gambling, women, and booze.

Audrey Parker's life changes forever when Pearl Harbor is attacked on December 7, 1941. Her brother, a talented young Navy pilot, had been stationed there, poised to fulfill their late father's distinguished legacy. Fresh out of nursing school with a passion and a born gift for helping others, both Audrey and her friend, Lizzie, suddenly find their nation on the brink of war. Driven to do whatever they can to serve, they enlist in the Army and embark on a new adventure as flight nurses.

Jane Addison is an ambitious young woman with big dreams of owning her own company someday. At 28, she arrives in New York to start a job at Fletcher and Benson, a prestigious talent agency. Eager to impress her new colleagues, Jane jumps right in as an assistant to Hailey West, one of the agents in the literary department.

Antonia Adams is the product of a loveless marriage between a beautiful young model and an aristocrat. As a child, she is abandoned in the abyss that yawns between them, blamed by her mother, ignored by her father, and neglected by both. Unprotected and unloved, she learns that the only way to feel safe is to hide from the dangers around her, drawing as little attention as possible to herself, to be "invisible".

As the head of a prestigious movie studio for nearly two decades, Andy Westfield has had every conceivable professional luxury: a stunning office on the forty-fourth floor, a loyal assistant who can all but read his mind, access to a private jet and company cars. The son of Hollywood royalty, Andy always put his career before his marriage, and now, besides his daughter and young grandchildren, it’s the only thing he truly loves. But then Andy’s world is upended. The studio is sold, and the buyer’s son demands the top seat. Out of a job and humiliated, Andy spirals.

Melissa Henderson is leading a quiet life. Once a best-selling author, she now pours all her energy into renovating a Victorian house nestled in the foothills of rural New England. Six years ago, she lost her young son to cancer, and her marriage dissolved. She stopped writing. Then Melissa receives a call from her sister, Hattie. They were close once, but that was before Melissa withdrew from the world. Now Hattie, who became a nun at 25, is determined to help Melissa turn a new page, even if it means reopening one of the most painful chapters of her life.

At 29, Alison Marshall is ready to find a place to call home. With no family and no ties, she’s drifted from one small Florida town to another since high school, working odd jobs, saving hard, and building a nest egg. Once she finds the right place to settle down, she’ll know. And when she reaches beautiful Palmetto Island, she thinks she may have found it. The small, close-knit island community seems to have everything Alison needs. On a hunch, she contacts the island’s only realtor, and learns that an old beach house is on the market.

Sabrina Brooks is a wildly successful, bestselling author of gripping thrillers. Unlike her fictional characters, Sabrina lives a quiet life in the Berkshire Mountains with her two beloved dogs. But behind this peaceful exterior is a dark, painful past. As a child raised by an emotionally distant father, Sabrina rarely felt love. And as an adult, her marriage twisted into an abusive relationship from which she had to escape.

Known for its luxurious accommodations and bespoke service, the Hotel Louis XVI has been the most lauded boutique hotel in all of Paris for decades, attracting an international clientele of the rich and famous. Now, after four years of renovations and the death of its legendary and beloved manager, it is set to reopen its doors at last. An esteemed group of loyal returning guests is set to descend upon the hotel, joined by a number of new faces who have managed to secure coveted bookings in the wake of last-minute cancellations.

After her parents perish in a tragic accident, Cosima Saverio assumes leadership of her family's haute couture Italian leather brand. While navigating the challenges of running a company at twenty-three, Cosima must also maintain the four-hundred-year-old family palazzo in Venice and care for her younger siblings. Cosima navigates her personal and professional challenges with a wisdom beyond her years, but her success has come at a cost: Her needs are always secondary. She's married to the business, and her free time is given to those who rely on her . . . until she meets Olivier Bayard.