"You are to report to Station X at Bletchley Park, Buckinghamshire, in four days time....That is all you need to know." This was the terse telegram hundreds of young women throughout the British Isles received in the spring of 1941, as World War II raged. As they arrived at Station X, a sprawling mansion in a state of disrepair surrounded by Spartan-looking huts with little chimneys coughing out thick smoke—these young people had no idea what kind of work they were stepping into. Who had recommended them? Why had they been chosen? Most would never learn all the answers to these questions.

December 6, 1941: Best friends Frank and Stanley have it good. Their dads are Navy pilots stationed at Pearl Harbor in Hawaii, and the boys get a front-row view of the huge battleships and the sparkling water. Yes, World War II is raging in Europe and in Asia, but the US isn't involved in the war, and the boys are free to dream about becoming comic book creators. They've even invented a superhero of their own, in the style of Batman, Superman, Captain America, and other stars of the Golden Age of Comics. December 7th, 1941: Everything explodes.

It is 1943, and for four years, 16-year-old Stefania has been working for the Diamant family in their grocery store in Przemsyl, Poland, singing her way into their lives and hearts. She has even made a promise to one of their sons, Izio - a betrothal they must keep secret since she is Catholic and the Diamants are Jewish.

Isa de Smit was raised in the vibrant, glittering world of her parents' small art gallery in Amsterdam, a hub of beauty, creativity, and expression, until the Nazi occupation wiped the color from her city's palette. The "degenerate" art of the Gallery de Smit is confiscated, the artists in hiding or deported, her best friend, Truus, fled to join the shadowy Dutch resistance. And masterpiece by masterpiece, the Nazis are buying and stealing her country's heritage. So when the unpaid taxes threaten her beloved but empty gallery, Isa decides to make the Nazis pay.

With her name on the Hollywood blacklist and her life on hold, starlet Melanie Cole has little choice in company. There is her next-door neighbor, Elwood, but the screenwriter’s agoraphobia allows for just short chats through open windows. He’s her sole confidante, though, as she and her housekeeper, Eva, an immigrant from war-torn Europe, rarely make conversation. Then one early morning Melanie and Eva spot Elwood’s sister-in-law and caretaker, June, digging in his beloved rose garden. After that they don’t see Elwood at all anymore.

It's 1944, and World War II is raging across Europe and the Pacific. The war seemed far away from Margot in Iowa and Haruko in Colorado—until they were uprooted to dusty Texas, all because of the places their parents once called home: Germany and Japan. Haruko and Margot meet at the high school in Crystal City, a "family internment camp" for those accused of colluding with the enemy. The teens discover that they are polar opposites in so many ways, except for one that seems to override all the others: the camp is changing them, day by day and piece by piece.

New York, 1998. Santiago Larrea, a wealthy Argentine diplomat, is holding court alongside his wife, Lila, and their daughter, Paloma, a college student and budding jewelry designer, at their annual summer polo match and soiree. All seems perfect in the Larreas’ world—until an unexpected party guest from Santiago's university days shakes his usually unflappable demeanor. The woman's cryptic comments spark Paloma’s curiosity about her father’s past, of which she knows little. Paloma is determined to learn more about his life in the years leading up to the dictatorship of 1976.

Amsterdam, 1943. Hanneke spends her days procuring and delivering sought-after black market goods to paying customers, her nights hiding the true nature of her work from her concerned parents, and every waking moment mourning her boyfriend, who was killed on the Dutch front lines when the Germans invaded. She likes to think of her illegal work as a small act of rebellion.

Andromeda is a debtera — an exorcist hired to cleanse households of the Evil Eye. She would be hired, that is, if her mentor hadn’t thrown her out before she could earn her license. Now her only hope of steady work is to find a Patron — a rich, well-connected individual who will vouch for her abilities.

Ireland is starving, and a poor Irish scullery maid falls in love with the British heir to the land. Can their romance stay hidden during the devastating famine? The potatoes are black, people are dying, and in the midst of it all, Nell must do everything she can to keep her family together and everyone she loves alive.