FBI cryptographer Eloise Marshall is grieving the death of her brother, who died during the attack on Pearl Harbor, when she is assigned to investigate a seemingly innocent letter about dolls. Agent Phillip Clayton is ready to enlist and head oversees when asked to work one more FBI job. A case of coded defense coordinates related to dolls should be easy, but not so when the Japanese Consulate gets involved, hearts get entangled, and Phillip goes missing. Can Eloise risk loving and losing again? 

After her father is murdered by Nazis and her mother flees to her native Germany, hope is something of which Nadia Roenne feels little—even if it is the meaning of her name. It isn’t until an American photographer sacrifices his escape from Poland to save a Jewish family, that she finds a purpose. David Reid is very familiar with failure, but when he is charged with getting Nadia safely out of Poland, he is determined to succeed—even if she works against him at every turn, putting other’s lives ahead of her own.

When German bombs set London ablaze, BBC radio correspondent Hugh Collingwood reports on the Blitz, eager to boost morale while walking the fine line between truth and censorship. But the Germans are not the only ones Londoners have to fear as a series of murders flame up amid the ashes. The deaths hit close to home for Hugh, and Aleida needs his help to locate her missing son. As they work together, they grow closer and closer, both to each other and the answers they seek. But with bombs falling and continued killings, they may be running out of time.

Police Chief Autumn Long is fighting to keep her job when an unexpected wave of violent crime sweeps through her small Alaskan town. Does Grier Carter, a relative newcomer to town, actually have her back? Or is she all alone as the body count rises?

When the Germans march into Denmark, Baron Henrik Ahlefeldt exchanges his nobility for anonymity, assuming a new identity so he can secretly row messages for the Danish Resistance across the waters to Sweden. American physicist Dr. Else Jensen refuses to leave Copenhagen and abandon her research-her life's dream. While printing resistance newspapers, she hears stories of the movement's legendary Havmand-the merman-and wonders if the mysterious and silent shipyard worker living in the same boardinghouse has something to hide. 

Pearl has given up on her dreams of being a journalist after being denied a promotion because of her gender. Joining the WAAF as a radio telephone operator for Bomber Command, Pearl's new job at RAF Fenthorpe serves two purposes – providing an income for her grandmother, and keeping a close eye on her younger sister, Thea, an instrument repairer at another Lincolnshire bomber station.

Sephardic Jew Mathilda Nissim watches in horror as the Germans invade her beloved city of Salonika, Greece. What angers her most is the lack of resistance her people put up to their captors. In secret and at great risk to her life, she continues to publish her newspaper, calling her people to action. She doesn't trust God to help them. When she and her husband find out they are expecting a child, Mathilda may have to resort to desperate measures to ensure her daughter's survival.

London, 1933. At first glance, Austrian opera singer Elsa Mayer-Braun has little in common with the young English typist she encounters on tour. Yet she and Hattie Featherstone forge an instant connection—and strike a dangerous alliance. Using their friendship as a cover, they form a secret society with a daring goal: to rescue as many Jews as possible from Nazi persecution. Though the war’s outbreak threatens Elsa and Hattie’s network, their efforts attract the covert attention of the British government, offering more opportunities to thwart the Germans.

All her life, Hannah Sterling longed for a close relationship with her estranged mother. Following Lieselotte's death, Hannah determines to unlock the secrets of her mother's mysterious past and is shocked to discover a grandfather living in Germany. Thirty years earlier, Lieselotte's father is quickly ascending the ranks of the Nazi party, and a proper marriage for his daughter could help advance his career.

England, 1937: After a devastating childhood at Blakely Hall Orphanage, 15-year-old Sandra is released. She finds work as a housemaid, finally able to put her past behind her. But the start of World War Two throws the country into turmoil, and her brother, Alf, is sent away to fight, leaving her completely alone. Germany, 1939: Eleven-year-old Frieda is about to board a ship bound for England with her brother, Kurt. But at the last moment, as Frieda stands on the deck crammed with frightened children, she spots her brother jumping off, back to land.

The world is on the brink of war when Elizabeth Mowbray breaks her engagement with a tea planter in India and returns home to the English countryside. Desperate to escape a stifling life under her parents’ roof, she moves to London seeking adventure and excitement.

1940. In a world newly burning with war, and in spite of her American family’s wishes, Virginia d’Albert-Lake decides to stay in occupied France with her French husband. She’s sure that if they keep their heads down, they’ll survive. But is surviving enough? Nineteen-year-old Violette Szabo has seen the Nazis’ evil up close and is desperate to fight them. But when she meets the man who’ll change her life only for tragedy to strike, Violette’s adrift.

In the summer of 1933, a man named Adolf Hitler is the new and powerful anti-Semitic chancellor of Germany. But in Los Angeles, no-nonsense secretary Liesl Weiss has concerns much closer to home. The Great Depression is tightening its grip, and Liesl is the sole supporter of two children, an opinionated mother, and a troubled brother.

Holding the faded postcard in her trembling hands, Mia begins to read the one story her grandmother could never tell her, revealing a secret that will change her own life forever....

Addie Bryant is haunted by her past of heartbreak and betrayal. After her beau, Isaac Hanson, left the Yukon, she made a vow to wait for him. When she's sold to a brothel owner after the death of her father, Addie manages to escape with the hope that she can forever hide her past and the belief that she will never have the future she's always dreamed of. Years later, Addie has found peace in her new life as a photographer, training Camera Girls to operate and sell the Brownie camera. But during the Alaska-Yukon-Pacific Expo in Seattle, Addie is reunited with Isaac.