As England prepares to fight the Nazis, three very different women answer the call to mysterious country estate Bletchley Park, where the best minds in Britain train to break German military codes. Vivacious debutante Osla is the girl who has everything - beauty, wealth, and the dashing Prince Philip of Greece sending her roses - but she burns to prove herself as more than a society girl, and puts her fluent German to use as a translator of decoded enemy secrets.

New York City/Paris, 1942: When American model Jessica May arrives in Europe to cover the war as a photojournalist for Vogue, most of the soldiers are determined to make her life as difficult as possible. But three friendships change that. Journalist Martha Gellhorn encourages Jess to bend the rules. Captain Dan Hallworth keeps her safe in dangerous places so she can capture the stories that truly matter. And most important of all, the love of a little orphan named Victorine gives Jess strength to do the impossible. But her success will come at a price....

Twenty-five years after the end of the war, Noah Ainsworth is still preoccupied with those perilous, exhilarating years as a British SOE operative in France. A head injury sustained on his final operation has caused frustrating gaps in his memory—in particular about the agent who saved his life during that mission gone wrong, whose real name he never knew, nor whether she even survived the war.

Carrie Soto is fierce, and her determination to win at any cost has not made her popular. But by the time she retires from tennis, she is the best player the world has ever seen. She has shattered every record and claimed twenty Grand Slam titles. And if you ask Carrie, she is entitled to every one. She sacrificed nearly everything to become the best, with her father, Javier, as her coach. A former champion himself, Javier has trained her since the age of two.

After Grand-mere Ursule gives her life to save her family, their magic seems to die with her. Even so, the Orchires fight to keep the old ways alive, practicing half-remembered spells and arcane rites in hopes of a revival. And when their youngest daughter comes of age, magic flows anew. The lineage continues, though new generations struggle not only to master their power, but also to keep it hidden. But when World War II looms on the horizon, magic is needed more urgently than ever.

England, 1939: The Penrose sisters couldn't be more different. Skye is a daring and brash pilot, and Liberty is the one to defy her at every turn. Even if women aren't allowed in the Royal Air Force, Skye is determined to help the war effort. She's thrilled when it reunites her with her childhood soul mate, Nicholas. She's less thrilled to learn Nicholas is now engaged to an enigmatic Frenchwoman named Margaux Jourdan.

August 1939: London is dismal under the weight of impending war with Germany as Hitler’s forces continue to sweep across Europe. Into this uncertain maelstrom steps Grace Bennett, young and ready for a fresh start in the bustling city streets she’s always dreamed of - and miles away from her troubled past in the countryside. With aspirations of working at a department store, Grace never imagined she’d wind up employed at Primrose Hill, an offbeat bookshop nestled in the heart of the city - after all, she’s never been much of a reader.

Sixteen-year-old Noa has been cast out in disgrace after becoming pregnant by a Nazi soldier and being forced to give up her baby. She lives above a small rail station, which she cleans in order to earn her keep. When Noa discovers a boxcar containing dozens of Jewish infants bound for a concentration camp, she is reminded of the child that was taken from her. And in a moment that will change the course of her life, she snatches one of the babies and flees into the snowy night.

As the dutiful daughter of a high-ranking Nazi officer, Hetty Heinrich is keen to play her part in the glorious new Thousand Year Reich. But she never imagines that all she believes and knows about her world will come into stark conflict when she encounters Walter, a Jewish friend from the past, who stirs dangerous feelings in her. Confused and conflicted, Hetty doesn’t know whom she can trust and where she can turn to, especially when she discovers that someone has been watching her.

In the snowbound city of Kiev, wry and bookish history student Mila Pavlichenko organizes her life around her library job and her young son—but Hitler’s invasion of Russia sends her on a different path. Given a rifle and sent to join the fight, Mila must forge herself from studious girl to deadly sniper—a lethal hunter of Nazis known as Lady Death. When news of her three hundredth kill makes her a national heroine, Mila finds herself torn from the bloody battlefields of the eastern front and sent to America on a goodwill tour.

1828. Robin Swift, orphaned by cholera in Canton, is brought to London by the mysterious Professor Lovell. There, he trains for years in Latin, Ancient Greek, and Chinese, all in preparation for the day he’ll enroll in Oxford University’s prestigious Royal Institute of Translation—also known as Babel. Babel is the world's center for translation and, more importantly, magic. Silver working—the art of manifesting the meaning lost in translation using enchanted silver bars—has made the British unparalleled in power, as its knowledge serves the Empire’s quest for colonization.

In the chaotic aftermath of World War II, American college girl Charlie St. Clair is pregnant, unmarried, and on the verge of being thrown out of her very proper family. She's also nursing a desperate hope that her beloved cousin Rose, who disappeared in Nazi-occupied France during the war, might still be alive.

While in college in upstate New York, Shay Evans and her best friends met a captivating man who seduced them with a web of lies about the way the world works, bringing them under his thrall. By senior year, Shay and her friend Laurel were the only ones who managed to escape. Now, eight years later, Shay’s built a new life in a tony Texas suburb. But when she hears the horrifying news of Laurel’s death―delivered, of all ways, by her favorite true-crime podcast crusader―she begins to suspect that the past she thought she buried is still very much alive.

In late March 1944, as Stalin’s forces push into Ukraine, young Emil and Adeline Martel must make a terrible decision: Do they wait for the Soviet bear’s intrusion and risk being sent to Siberia? Or do they reluctantly follow the wolves—murderous Nazi officers who have pledged to protect “pure-blood” Germans? The Martels are one of many families of German heritage whose ancestors have farmed in Ukraine for more than a century.

In the spring of 1942, young Elzbieta Rabinek is aware of the swiftly growing discord just beyond the courtyard of her comfortable Warsaw home. She has no fondness for the Germans who patrol her streets and impose their curfews, but has never given much thought to what goes on behind the walls that contain her Jewish neighbors. She knows all too well about German brutality - and that it's the reason she must conceal her true identity. But in befriending Sara, Elzbieta makes a discovery that propels her into a dangerous world of deception and heroism.