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.

When the Berlin Wall goes up, Karin is on the wrong side of the city. Overnight, she’s trapped under Soviet rule in unforgiving East Berlin and separated from her twin sister, Jutta. Karin and Jutta lead parallel lives for years, cut off by the Wall. But Karin finds one reason to keep going: Otto, the man who gives her hope, even amidst the brutal East German regime.

Paris, 1939: Young mothers Elise and Juliette become fast friends the day they meet in the beautiful Bois de Boulogne. Though there is a shadow of war creeping across Europe, neither woman suspects that their lives are about to irrevocably change. When Elise becomes a target of the German occupation, she entrusts Juliette with the most precious thing in her life—her young daughter, playmate to Juliette’s own little girl. But nowhere is safe in war, not even a quiet little bookshop like Juliette’s Librairie des Rêves.

Margot and her adoring husband, Jochen, are madly in love. But in Nazi Germany, being in love is the most dangerous act of all. A marriage between Margot, a German woman, and Jochen, a Jewish man, is forbidden under Hitler’s tyrannical rule. Yet when friends cross the street to avoid Margot and her own mother rejects her, she stays loyal to Jochen. When the Gestapo break into their home and steal their belongings, she remains steadfast. And when soldiers arrest Jochen, imprisoning him with countless others, Margot will stop at nothing to save him.

A reluctant ex-spy with demons of her own, Elinor finds herself facing down one of the most dangerous organized crime gangs in London, ultimately exposing corruption from Scotland Yard to the highest levels of government. The private, quiet “Miss White" as Elinor is known, lives in a village in rural Kent, England, and to her fellow villagers seems something of an enigma. Well she might, as Elinor occupies a "grace and favor" property, a rare privilege offered to faithful servants of the Crown for services to the nation.

Norway, 1942. War rages, and, under cover of darkness, Rumi Orlstad and her fellow resistance fighters smuggle British agents, fugitives and supplies across the North Sea into Nazi-occupied territory. One night, when he braves a storm to complete an ill-fated mission, Rumi’s fiancé is lost to the dangerous waters. Broken-hearted, she withdraws from the clandestine group, vowing never to let her loved ones put themselves in the line of fire again.

Londoner Madeleine Grant is studying at the Sorbonne in Paris when she marries charismatic French journalist Giles Martin. As they raise their son, Olivier, they hold on to a tenuous promise for the future. Until the thunder of war sets off alarms in France. Staying behind to join the resistance, Giles sends Madeleine and Olivier to the relative safety of England, where Madeleine secures a job teaching French at a secondary school. Yet nowhere is safe. After a devastating twist of fate resulting in the loss of her son, Madeleine accepts a request from the ministry to aid in the war effort.

Germany, 1944. Taken from the camps to serve the Führer himself, Anke Hoff is assigned as midwife to one of Hitler’s inner circle. If she refuses, her family will die. Torn between her duty as a caregiver and her hatred for the Nazi regime, Anke is swept into a life unlike anything she’s ever known - and she discovers that many of those at the Berghof are just as trapped as she is. And soon, she’s falling for a man who will make her world more complicated still.

All her life, Zofia has found comfort in two things during times of hardship: books and her best friend, Janina. But no one could have imagined the horrors of the Nazi occupation in Warsaw. As the bombs rain down and Hitler’s forces loot and destroy the city, Zofia finds that now books are also in need of saving. With the death count rising and persecution intensifying, Zofia jumps to action to save her friend and salvage whatever books she can from the wreckage, hiding them away, and even starting a clandestine book club.

The war is over, and Germany in ruins. Posted to an Allied-run Hamburg, reporter Georgie Young returns to the country she fled seven years prior – at the onset of the conflict – to find it unrecognisable. Amidst the stark horrors of a bombed-out city crumbling under the weight of millions of displaced souls, she discovers pockets of warmth: a violinist playing amidst the wreckage, couples dancing in the streets, and a nation trying to make amends.

American Josie Anderson and Parisian Arlette LaRue are thrilled to be working in the French resistance, stealing so many Nazi secrets that they become known as the Golden Doves, renowned across France and hunted by the Gestapo. Their courage will cost them everything. When they are finally arrested and taken to the Ravensbrück concentration camp, along with their loved ones, a reclusive Nazi doctor does unspeakable things to Josie’s mother, a celebrated Jewish singer who joined her daughter in Paris when the world seemed bright. And Arlette’s son is stolen from her, never to be seen again.

Liverpool, 1935: Raised in a strict Catholic family, Viv Byrne knows what’s expected of her: marry a Catholic man from her working-class neighborhood and have his children. However, when she finds herself pregnant after a fling with Joshua Levinson, a Jewish man with dreams of becoming a famous jazz musician, Viv knows that a swift wedding is the only answer. Her only solace is that marrying Joshua will mean escaping her strict mother’s scrutiny. But when Joshua makes a life-changing choice on their wedding day, Viv is forced once again into the arms of her disapproving family.

Nobody leaves Auschwitz alive. Mala, inmate 19880, understood that the moment she stepped off the cattle train into the depths of hell. Edward, inmate 531, is a camp veteran and a political prisoner. They are locked up for no other sin than simply existing. But when they meet, the dark shadow of Auschwitz is lit by a glimmer of hope. Edward makes Mala believe in the impossible. That despite being surrounded by electric wire, machine guns topping endless watchtowers and searchlights roaming the ground, they will leave this death camp.

Paris, 1944: The war is nearly over, but for members of the Resistance in occupied France, it is more dangerous than ever before. Twenty-five-year-old Gabby Foucher loathes the Nazis, though as the concierge of 10 rue Royale, she does her best to avoid conflict - unlike her bolder sister Yvette, who finds trouble at every turn.

From New York Times bestselling author Jennifer Chiaverini, a bold, revelatory novel about one of the great untold stories of World War I—the women of the U.S. Army Signal Corps, who broke down gender barriers in the military and battled a pandemic as they helped lead the Allies to victory.