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.

Joachim von Hartmann was born and raised in Buenos Aires by his loving German mother, inseparable from his identical twin. When Joachim moves to Paris with his mother in his late teens, his twin stays behind and enters a dark world. Meanwhile, Joachim begins training to be a butler, fascinated by the precision and intense demands, and goes on to work in some of the grandest homes in England. Olivia White has given 10 years of her life to her magazine. A bequest from her mother allows her a year in Paris to reinvent herself. It is then that her path and Joachim's cross.

Two girls and three boys, all with strikingly different looks and talents, meet at the Atwood school as young children. Together, they become an inseparable group - known to outsiders as "The Big Five" - and lean on one another through all the bumps and bends of childhood and adolescence. But when the tight-knit group graduates and scatters to different colleges, their lives diverge dramatically, and some of the friends are lost forever....

Heads always turned when Rose McCarthy walked into a room. Nearly six feet tall, she was ramrod straight, and impeccably put together with faultless style, long graceful legs, her snow-white hair cut in a chin-length rounded cap. Her piercing blue eyes missed nothing. She could terrify anyone with a few well-chosen, soft-spoken, eloquent words, or comfort and delight a young employee with generous praise. For 25 years, she had been the legendary editor in chief of Mode magazine.

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.