Kezia Cooper Hobson, recently widowed, arrives in New York from San Francisco. Determined to make a fresh start, she has just completed the sale of her Pacific Heights home, not to mention her husband's venture capital firm, and in doing so, is also freed from her responsibility as a board member of the company. Bringing with her only a few personal treasures, she is excited to move into the blank slate of a beautiful midtown penthouse, in the city that she has always loved. It is also where her two adult daughters now live.

It's the summer of 1959 and the Palace of Versailles is hosting an event that will make history. It is an exclusive dusk to dawn ball in which a select group of American and French debutantes will be presented to international society and royalty. Four young women, all with something to prove, receive what some see as the invitation of a lifetime.

Darcy Gray is a successful influencer with her blog, The Gray Zone, trusted by more than a million followers for her integrity and taste. At forty-two, she has the life she wants in many ways. Darcy and her husband, department store magnate Charles Gray, are a power couple in Manhattan and on the international stage. Their beloved twin daughters are each enjoying their junior year abroad, Penny in Hong Kong and Zoe at the Sorbonne in Paris. To celebrate twenty years of marriage, Darcy impulsively flies to Rome to surprise Charlie, who is tending to business interests there.

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.

As she approaches the milestone birthday of forty, delicate blond beauty Amanda Delanoe finds joy in running a chic contemporary art gallery in the City of Light. The only child of a French businessman and an American model, both now deceased, Amanda lives well and adores her dog, Lulu, but so far the love of her life has eluded her.

When she is only six years old, Allegra Dixon’s party-loving mother leaves without so much as a goodbye. Her father, an emotionally distant military officer, is also unable—or unwilling—to care for her. Sent to live like a ghost in her grandparents’ joyless home, Allegra finds her only solace through an escape into books. Attending boarding school, life finally takes a turn when she meets a dashing young West Point cadet named Shep Williams. Soon their friendship blossoms into something more, and they fall deeply in love.

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.

Sophia Alexander, the beautiful daughter of a famous surgeon in Berlin, has had to grow up faster than most young women. When her mother falls ill, Sophia must take charge of her younger sister Theresa, look after her father and the household, while also volunteering at his hospital after school. Meanwhile, Hitler's rise to power and the violence in her very own town have Sophia concerned, but only her mother is willing to share her fears openly. After tragedy strikes and her mother dies, Sophia becomes increasingly involved in the resistance.

Born to a French mother and American father, graceful Dahlia de Beaumont has been sole owner and CEO of the venerable family perfume business based in Paris since her early twenties, following the death of her parents. For twenty-five years, after losing her husband in an avalanche, her life has centered on running Lambert Perfumes and being a devoted single mother to her four children: indecisive Charles, volatile Alexa, kind-hearted business visionary Delphine, and dreamy artist Emma. Now fifty-six, she has an "arrangement" with a married man but has been questioning that relationship.

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.

Faith Ferguson is New York's most in-demand wedding planner, an arbiter of taste for elegant affairs, lavish ceremonies, and exclusive fêtes. She appreciates a simple celebration as much as a dazzling event, for she knows that a dream wedding is not necessarily the most expensive one. As much as Faith enjoys her work, her two failed engagements leave her with no desire to get married herself. She finds fulfillment in her close relationship with her twin sister, Hope, her role as a mentor for her assistant, Violet, and her career.

Stephanie Adams is a devoted stay-at-home mother, married to a successful lawyer in northern California, in a dead marriage she stayed in for years for the sake of her children. Then, on a ski trip in Squaw Valley, her fifty-two-year-old husband dies suddenly and all bets are off.

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.

In Danielle Steel’s powerful new novel, four trauma doctors - the best and brightest in their field - confront exciting new challenges, both personally and professionally, when given an unusual opportunity. When an unspeakable act of mass violence galvanizes them into action, their temporary life in Paris becomes a stark turning point: a time to face harder choices than they have ever made before - with consequences that will last a lifetime.

Hope Dunne has carved out a name for herself as a top photographer, known the joys of marriage and motherhood and the heartbreak of loss. In her chic SoHo loft, Hope is content with her life, finding serenity and beauty through the lens of her camera. She isn't looking for a man or excitement. But these things find her when she accepts a last-minute assignment to fly to London at Christmas and photograph one of the world's most celebrated writers - an Irish-American author known for novels of thrilling literary darkness.