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.

Bill is a dedicated young lawyer working at his family’s prestigious New York firm, who leaves everything he trained for to follow his dream and become a minister in rural Wyoming. Jenny, his wife, is a stylist whose heart and soul are invested in fashion. She leaves the milieu and life she loves to join him. The certainty they share is that their destinies are linked forever.

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.

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.

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....