Since she was nine years old, Alina Dziak knew she would marry her best friend, Tomasz. Now 15 and engaged, Alina is unconcerned by reports of Nazi soldiers at the Polish border, believing her neighbors that they pose no real threat, and dreams instead of the day Tomasz returns from college in Warsaw so they can be married. But little by little, injustice by brutal injustice, the Nazi occupation takes hold, and Alina’s tiny rural village, its families, are divided by fear and hate. Then, as the fabric of their lives is slowly picked apart, Tomasz disappears.

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.

Lady Elizabeth Neville-Ashford wants to travel the world, pursue a career, and marry for love. But in 1914, the stifling restrictions of aristocratic British society and her mother’s rigid expectations forbid Lilly from following her heart. When war breaks out, the spirited young woman seizes her chance for independence. Defying her parents, she moves to London and eventually becomes an ambulance driver in the newly formed Women’s Army Auxiliary Corps - an exciting and treacherous job that takes her close to the Western Front.

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.

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.

Rare-book dealer Ashlyn Greer’s affinity for books extends beyond the intoxicating scent of old paper, ink, and leather. She can feel the echoes of the books’ previous owners—an emotional fingerprint only she can read. When Ashlyn discovers a pair of beautifully bound volumes that appear to have never been published, her gift quickly becomes an obsession. Not only is each inscribed with a startling incrimination, but the authors, Hemi and Belle, tell conflicting sides of a tragic romance.

London, 1925: In a world of townhomes and tennis matches, socialites and shooting parties, Miss Nan O’Dea became Archie Christie’s mistress, luring him away from his devoted and well-known wife, Agatha Christie. The question is, why? Why destroy another woman’s marriage, why hatch a plot years in the making, and why murder? How was Nan O’Dea so intricately tied to those 11 mysterious days that Agatha Christie went missing?

It is 1936, and Nancy Wake is an intrepid Australian expat living in Paris who has bluffed her way into a reporting job for Hearst newspaper when she meets the wealthy French industrialist Henri Fiocca. No sooner does Henri sweep Nancy off her feet and convince her to become Mrs. Fiocca than the Germans invade France and she takes yet another name: a code name. As Lucienne Carlier, Nancy smuggles people and documents across the border and earns a new nickname from the Gestapo for her remarkable ability to evade capture: The White Mouse.

Cassie Simmons, a museum curator, is enthusiastic about solving mysteries from the past, and she has a personal interest in the history of the rumrunners who ferried illegal booze across the Detroit River during Prohibition. So when a cache of whisky labeled Bailey Brothers’ Best is unearthed during a local home renovation, Cassie hopes to find the answers she’s been searching for about the legendary family of bootleggers....

Electra McDonnell has always known that the way she and her family earn their living is slightly outside of the law. Breaking into the homes of the rich and picking the locks on their safes may not be condoned by British law enforcement, but World War II is in full swing, Ellie's cousins, Colm and Toby, are off fighting against Hitler, and Uncle Mick's more honorable business as a locksmith can't pay the bills anymore. So when Uncle Mick receives a tip about a safe full of jewels in the empty house of a wealthy family, he and Ellie can’t resist.

An orphan who spent her youth without a true home, Marion Hoxton found in the Great War something other than destruction. She discovered a chance to belong. As a member of the Women’s Royal Naval Service—the Wrens—Marion gained sisters. She found purpose in her work as a motorcycle dispatch rider assigned to train and deliver carrier pigeons to the front line. And despite the constant threat of danger, she and her childhood friend Eddie began to dream of a future together. Until the battle that changed everything.

For more than two centuries, Winterbourne Hall has stood atop a bluff overseeing the English countryside of Cornwall and the sea beyond. In 1947, Londoner Alice Miller accepts a post as governess at Winterbourne, looking after Captain Jonathan de Grey’s twin children. Falling under the de Greys’ spell, Alice believes the family will heal her own past sorrows. But then, the twins’ adoration becomes deceitful and taunting. Their father, ever distant, turns spiteful and cruel. The manor itself seems to lash out. Alice finds her surroundings subtly altered, her air slightly chilled.

London, 2017: When Aurelia Leclaire inherits an opulent Paris apartment, she is shocked to discover her grandmother’s hidden secrets - including a treasure trove of famous art and couture gowns. One obscure painting leads her to Gabriel Seymour, a highly respected art restorer with his own mysterious past. Together they attempt to uncover the truths concealed within the apartment’s walls.

Sarah Jennings knows there’s one place she can go to find some peace and quiet during her difficult divorce. But arriving at her beloved father’s home in the countryside, she finds him unwell and hunched over boxes of files, studying the records from Cedar Hall, the crumbling orphanage in town. He says that hidden behind the wrought iron gates and overgrown ivy are secrets about their family, and he asks for her help.

When Triss wakes up after an accident, she knows something's very wrong. She's insatiably hungry, her sister seems scared of her, and her parents whisper behind closed doors. She looks through her diary to try to remember, but the pages have been ripped out. Soon Triss discovers that what happened to her is more strange and terrible than she could ever have imagined, and that she is quite literally not herself. In a quest to find the truth, she must travel into the terrifying underbelly of the city to meet a twisted architect who has dark designs on her family - before it’s too late.