Many Indigenous people believe that one should never whistle at night. This belief takes many forms: for instance, Native Hawaiians believe it summons the Hukai’po, the spirits of ancient warriors, and Native Mexicans say it calls Lechuza, a witch that can transform into an owl. But what all these legends hold in common is the certainty that whistling at night can cause evil spirits to appear—and even follow you home. These shiver-inducing tales introduce listeners to ghosts, curses, hauntings, monstrous creatures, complex family legacies, desperate deeds, and chilling acts of revenge.

On a freezing night in January 1941, a little Jewish girl is found on the steps of an apartment building in Bucharest. With Romania recently allied with the Nazis, the Jewish population is in grave danger, undergoing increasingly violent persecution. The girl is placed in an orphanage and eventually adopted by a wealthy, childless couple who name her Natalia. As she assimilates into her new life, she all but forgets the parents who were forced to leave her behind. They are even further from her mind when Romania falls under Soviet occupation.

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.

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.

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.

The remote Irish village of Duneen has known little drama, but when human remains are discovered on an old farm, suspected to be those of Tommy Burke - a former lover of two different inhabitants - the village's dark past begins to unravel. As the frustrated sergeant PJ Collins struggles to solve a genuine case for the first time in his life, he unearths a community's worth of anger and resentments, secrets and regret.

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.

Germany, 1939. A tumbledown farmhouse, on the outskirts of a close-knit village in the heart of the rolling hills of Bavaria. A once happy family home torn apart by Nazi rule. And one young girl who refuses to give up on what she believes in...London, 2018: When 94-year-old Imogen receives a letter addressed to her in neat, unfamiliar handwriting, she notices the postmark is stamped from Germany - and it sends shivers down her spine....

When newlywed Ruby Henderson Benoit arrives in Paris in 1939 with her French husband, Marcel, she imagines strolling arm in arm along the grand boulevards, awash in the golden afternoon light. But war is looming on the horizon, and as France falls to the Nazis, her marriage begins to splinter, too. Charlotte Dacher is 11 when the Germans roll into the French capital, their sinister swastika flags snapping in the breeze. After the Jewish restrictions take effect and Jews are ordered to wear the yellow star, Charlotte can't imagine things getting much worse.

When Marilyn Kleinman is caught making out with the rabbi’s son in front of the whole congregation, her parents ship her off to her great-aunt Ada for the summer. If anyone can save their daughter’s reputation, it’s Philadelphia’s strict premier matchmaker. Either that or Marilyn can kiss college goodbye. To Marilyn’s surprise, Ada’s not the humorless septuagenarian her mother described. Not with that platinum-blonde hair, Hermès scarf, and Cadillac convertible. She’s sharp, straight-talking, takes her job very seriously, and abides by her own rules…mostly.

As the dutiful daughter of a high-ranking Nazi officer, Hetty Heinrich is keen to play her part in the glorious new Thousand Year Reich. But she never imagines that all she believes and knows about her world will come into stark conflict when she encounters Walter, a Jewish friend from the past, who stirs dangerous feelings in her. Confused and conflicted, Hetty doesn’t know whom she can trust and where she can turn to, especially when she discovers that someone has been watching her.

Mary Roberts is an impoverished child living in a council flat in 1950s London. When she and her sister are left at an orphanage by their mother, they don't think their lives can get any worse. Harry Evans is an orphan who finds himself, with Mary and her sister, on board a ship bound for Australia. They're sent to a farm school for children, where abuse and neglect are rife. A journey that will change their lives forever and from which they’ll never return.

Lina Meisel, a retired librarian in Florida, is reading the newspaper one morning when she freezes. Her eyes lock on a photograph of a book she hasn’t seen in 65 years - a book she recognizes as The Book of Lost Names. The accompanying article discusses the looting of libraries by the Nazis across Europe during World War II - an experience Lina remembers well - and the search to reunite people with the texts stolen from them so long ago. The book in the photograph is one of the most fascinating cases.

After being stolen from her wealthy German parents and raised in the unforgiving wilderness of eastern Europe, a young woman finds herself alone in 1941 after her kidnapper dies. Her solitary existence is interrupted, however, when she happens upon a group of Jews fleeing the Nazi terror. Stunned to learn what’s happening in the outside world, she vows to teach the group all she can about surviving in the forest—and in turn, they teach her some surprising lessons about opening her heart after years of isolation.

Berlin, 1930—When a wave of change sweeps a radical political party to power, Sofie von Meyer Rhodes’s academic husband benefits from the ambitions of its newly elected chancellor. Although Sofie and Jürgen do not share the social views growing popular in Hitler’s Germany, Jürgen’s position with its burgeoning rocket program changes their diminishing fortunes for the better. But as Sofie watches helplessly, her beloved Berlin begins to transform, forcing her to consider what they must sacrifice morally for their young family’s security, and what the price for their neutrality will be.

1915. In German-occupied Belgium, a tragic loss forces Josephine Descharmes to navigate dangerous new territory. By day it’s compliance, serving German officers at the Hotel Métropole. By night it’s resistance, working with her brothers underground to help Allied soldiers and civilians cross the border into Holland. Both paths put her and her family at great risk. As Josephine struggles to keep her family safe, Arthur, a grief-stricken English soldier trapped behind enemy lines, finds purpose and hope with Josephine and her work.

When Miriam arrives at a British checkpoint, she is exhausted and hungry. But deep down she knows she is still one of the fortunate ones. One of the few to survive the camps. Having lost her husband and son, Miriam clings to the hope of finding her daughter, Rosa.

Born the daughter of an enslaved woman and a Louisiana plantation owner, Jeannette Bébinn is raised alongside her white half sister—until her father suddenly dies. His vindictive wife refuses twelve-year-old Jeannette her inheritance and sells her into slavery. Now on her own, Jeannette must fight the injustices she faces because of her mixed race. She escapes enslavement and travels from Mississippi to Philadelphia to New York to Ohio, all while searching for purpose, love, and her place in a country torn asunder by the burgeoning Civil War.

BERLIN, 1939. The dreams that Amanda Sternberg and her husband, Julius, had for their daughters are shattered when the Nazis descend on Berlin, burning down their beloved family bookshop and sending Julius to a concentration camp. Desperate to save her children, Amanda flees toward the south of France, where the widow of an old friend of her husband’s has agreed to take her in. Along the way, a refugee ship headed for Cuba offers another chance at escape and there, at the dock, Amanda is forced to make an impossible choice that will haunt her for the rest of her life.

Somewhere in the Pacific, 1943. Kate Campbell is a nurse who bravely flies back and forth from the front to rescue wounded soldiers, amid long days, harsh conditions and often dangerous weather. Driven by a deep personal need to help in the war effort, she is conflicted when an injury results in her reassignment to the relative comfort of the English countryside. Love has never been part of her plan, but despite herself, she falls for an officer with three bullet wounds, startling blue eyes and a wicked sense of humor.

Mollie Sheehan has spent much of her life striving to be a dutiful daughter and honor her father's wishes, even when doing so has led to one heartbreak after another. After all, what options does she truly have in 1860s Montana? But providing for her stepfamily during her father's long absences doesn't keep her from wishing for more. When romance blooms between her and Peter Ronan, Mollie finally allows herself to hope for a brighter future—until her father voices his disapproval of the match and moves her to California to ensure the breakup. Still, time and providence are at work.

Los Alamos, 1943. The US Army has gathered scientists to create the world’s first nuclear weapon. Their families, abruptly moved to the secret desert base with no explanation, have simple orders: Stand by. Make do. Above all, don’t ask questions. Christine, forced to abandon her art restoration business in New York for her husband’s career, struggles to reinvent herself and cope with his increasing aloofness. Gertie, the inquisitive teenage daughter of a German Jewish refugee physicist enlists Christine to help her unravel hidden truths and deal with parents haunted by their past.

In a different world, Evie Milton would have accepted her fate, married an aristocrat and become the doyenne of one of England’s finest estates, just like her mother. In a different world, Rose Wiley would have married her fiancé, David, established a modest homestead and brought up a brood of babies, just like her mother. But this isn’t a different world, and these women are not their mothers. Rose dreams of a life filled with more than family and duty to her husband—a life of purpose—and Evie dreams of a life far away from her rarefied existence.

On a freezing night in January 1941, a little Jewish girl is found on the steps of an apartment building in Bucharest. With Romania recently allied with the Nazis, the Jewish population is in grave danger, undergoing increasingly violent persecution. The girl is placed in an orphanage and eventually adopted by a wealthy, childless couple who name her Natalia. As she assimilates into her new life, she all but forgets the parents who were forced to leave her behind. They are even further from her mind when Romania falls under Soviet occupation.

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....

When tragedy forces Delphine Auber, an aspiring writer on the cusp of adulthood, from her home in postwar Paris, she seizes the opportunity to embark on the journey she's long dreamed of: finding the father she has never known. But her quest—spanning from Paris to New York’s Harlem, to Havana and Key West—is complicated by the fact that she believes him to be famed luminary Ernest Hemingway, a man just as elusive as he is iconic. She desperately yearns for his approval, as both a daughter and a writer, convinced that he holds the key to who she's truly meant to be.

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.

1940. Aiyi Shao is a young heiress and the owner of a formerly popular and glamorous Shanghai nightclub. Ernest Reismann is a penniless Jewish refugee driven out of Germany, an outsider searching for shelter in a city wary of strangers. He loses nearly all hope until he crosses paths with Aiyi. When she hires Ernest to play piano at her club, her defiance of custom causes a sensation. His instant fame makes Aiyi’s club once again the hottest spot in Shanghai. Soon they realize they share more than a passion for jazz - but their differences seem insurmountable....

The folks in the Kentucky Appalachians are scraping by. Coal mining and hardscrabble know-how are a way of life for these isolated people. But when Amanda Rye, a young widowed mother and traveling packhorse librarian, comes through a mountain community hit hard by the nation’s economic collapse, she brings with her hope, courage, and apple pie.

All Ruby wanted was a fresh start. But after an early retirement and a relocation to a tight-knit community with her husband, Tom, and her daughter, Lily, her new beginning takes a turn. First her troubled daughter and then her husband disappear without a trace. Unsure how to cope, grief-ridden Ruby turns to her neighborhood friends to find a way forward with new hobbies, including a murder club where they try to solve cold cases. But just as unexpectedly as her family vanished, a body floats to the surface of the nearby lake.