It was a misty Wednesday morning. Inside the Gestapo headquarters, you could cut the tension with a knife. There was a traitor in their midst: Someone had leaked a list of the SS to the British press. The head of the Gestapo called me into his office. Panelled oak walls, a grand piano in the corner, rugs lining the floor—the place where he ordered executions every day.

France, 1942: When Kasia is told she will be smuggled out of Poland to work as a radio operator with a French Resistance group, she plans to make the dangerous journey across the border alone. But when she meets a mute girl who she names Elodie, in a ghetto in Warsaw on the eve of her departure, she reminds Kasia so strongly of someone she loved–with one brown eye, and one green–that she knows she can’t leave her behind, no matter the risk....

July, 1940. Blitz-ridden London: Marnie Fern’s life is torn apart when her grandfather is killed in an air raid. But once she discovers that he’d been working undercover as a radio operative – or pianist – for the Dutch resistance, Marnie knows she must complete his mission – no matter the cost. Nazi-occupied Amsterdam: At the other end of the wireless, fellow pianist Corrie Bakker is caught in a dangerous game of cat-and-mouse as she desperately tries to keep her loved ones out of the line of fire – even if it means sacrificing herself.

1997. Amy Novak has lost the two great loves in her life: her husband, Michael, and her first love, music. With the first anniversary of Michael's death approaching, Amy buries herself in her job as an archivist. And when a newly declassified file lands on her desk, she is astonished to uncover proof that Agent 'Colette' existed—a name spoken only in whispers; an identity so secret that it has never been verified.

In enemy-occupied Paris, as the locals go to bed starving and defeated by the war, music and laughter spills through the door of a little restaurant, crowded with German soldiers. The owner, Marianne, moves on weary feet between its packed tables, carrying plates of steaming, wholesome food for the enemy officers. Her smile is bright and sparkling, her welcome cordial. Nobody would guess the hatred she hides in her heart. That night, the restaurant closes its doors for the final time.

1942. Hannah Martel has narrowly escaped Nazi Germany after her fiancé was killed in a pogrom. When her ship bound for America is turned away at port, she has nowhere to go but to her cousin Lily, who lives with her family in Brussels. Fearful for her life, Hannah is desperate to get out of occupied Europe. But with no safe way to leave, she must return to the dangerous underground work she thought she had left behind.

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.

Paris, 1944. “Traitor!” yells the crowd as they push me down onto a stool. “Nazi collaborator.” Tears blur my vision as the razor grazes my scalp, waves of blonde hair falling to the ground. As men paint a swastika across my face, I hold onto one small glimmer of hope. They have no idea who I am.

When the love of Tasha’s life, Luca, joins the air force to fight against the evil Nazi invaders, she knows she has to follow her heart—and him—into battle. Headstrong, impulsive and a daredevil, she’s the perfect recruit. Tasha’s sensible older sister, Nadia, plans only to stop Tasha’s madness and bring her home. But a chance encounter puts her in a plane, soaring above the clouds, and she also finds her calling.

Paris, 1939. Hollywood actress Drue Leyton, married to Frenchman Jacques Tartière, lives as an expatriate in love. But when her husband is dispatched to Brittany to work as a liaison for the British military, Drue finds herself alone with her housekeeper, adrift and heartsick in her adopted city. With her career and fame forty-five hundred miles away, Drue accepts an opportunity that will change her life forever.

1938. Dr. Ho Fengshan, consul general of China, is posted in Vienna with his American wife, Grace. Shy and ill at ease with the societal obligations of diplomats’ wives, Grace is an outsider in a city beginning to feel the sweep of the Nazi dragnet. When Grace forms a friendship with her Jewish tutor, Lola Schnitzler, Dr. Ho requests that Grace keep her distance. His instructions are to maintain amicable relations with the Third Reich, and he and Grace are already under their vigilant eye.

Paris, 1943. German soldiers drag me out onto the cobbled street and push me toward the waiting truck. I force myself to face forward as tears stream down my cheeks. If I look back, they’ll know. I can’t let them find my baby girl....

It's not just a thousand miles that separates Hanna Majewski from her younger sister, Stefa. There is another gulf—between the traditional Jewish ways that Hanna chose to leave behind in Warsaw, and her new, independent life in London. But as autumn of 1940 draws near, Germany begins a savage aerial bombing campaign in England, killing and displacing tens of thousands. Hanna, who narrowly escapes death, is recruited as a spy in an undercover operation that sends her back to her war-torn homeland.

Paris, 1942. As the Germans occupy the city she calls home, Adele Basset is determined to keep her pupils' spirits up. Their dance class offers a moment of solace in the dark days of occupation. But when the Germans demand the names of her Jewish students, Adele is spurred into action. She can't stand silent while they're taken from her. Hiding her Jewish pupils in the school attic, Adele puts her life on the line in search of an escape.

In a remote corner of France, Jewish refugee Ella Rosenthal has finally found a safe haven. It has been three years since she and her little sister, Hanni, left their parents to flee Nazi Germany, and they have been pursued and adrift in the chaos of war ever since. Now, they shelter among one hundred other young refugees in a derelict castle overseen by the Swiss Red Cross.