Nine-year-old Olivia Friel is delighted to be spending the summer at Greyfriars House, a place where her parents, their family and friends are always happy. But this year there's an underlying tension that Olivia doesn't understand. Then one night she sees something she's not meant to, and accidentally lets slip a devastating betrayal. Charlotte Friel gets a call from her ailing mother, asking something she's never asked before: for Charlotte to come home. There are things Olivia needs to tell her daughter before it's too late, secrets to be shared about forgotten relatives and a mysterious house.

1939. Irena is a young medical student living in Warsaw when the German army invade Poland. Those closest to her are dying and when Irena realises that no one is coming to Poland's aid, it's clear that she is alone. Forced to flee to Britain, Irena meets Richard, a RAF pilot who she's instantly drawn to and there's a glimmer of happiness on the horizon. And then the war becomes more brutal and in order to right a never-forgotten wrong Irena must make an impossible decision.1989.

In 1944, twenty-three-year-old Tess DeMello abruptly ends her engagement to the love of her life when she marries a mysterious stranger and moves to Hickory, North Carolina, a small town struggling with racial tension and the hardships imposed by World War II. Tess’s new husband, Henry Kraft, is a secretive man who often stays out all night, hides money from his new wife, and shows no interest in making love. Tess quickly realizes she’s trapped in a strange and loveless marriage with no way out.

England, 1959: Laurel Nicolson is 16 years old, dreaming alone in her childhood tree house during a family celebration at their home, Green Acres Farm. She spies a stranger coming up the long road to the farm and then observes her mother, Dorothy, speaking to him. And then she witnesses a crime.

In 1918, after four harrowing years on the Western Front, Tom Sherbourne returns to Australia to take a job as the lighthouse keeper on remote Janus Rock. To this isolated island, where the supply boat comes only four times a year and shore leaves are granted every other year at best, Tom brings a young, bold, and loving wife, Isabel. Three years later, after two miscarriages and one stillbirth, the grieving Isabel is tending the grave of her newly lost infant when she hears a baby’s cries on the wind. A boat has washed up on shore carrying a dead man and a living baby.

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?

West Yorkshire, 1926. After completing her training in Steeple Street, Agnes is looking forward to making her mark as the village's first district nurse, confident she can make a difference in the locals' lives. But when she arrives, she's treated with suspicion, labelled just another servant of the wealthy mine owners. The locals would much rather place their trust in the resident healer, Nella Black.

The year is 1883, and in New York City it's a time of dizzying splendor, crushing poverty, and tremendous change. With the gravity-defying Brooklyn Bridge nearly complete and New York in the grips of antivice crusader Anthony Comstock, Anna Savard and her cousin, Sophie - both graduates of the Woman's Medical School - treat the city's most vulnerable, even if doing so may put everything they've strived for in jeopardy.

Bombay, 1921: Perveen Mistry, the daughter of a respected Zoroastrian family, has just joined her father's law firm, becoming one of the first female lawyers in India. Armed with a law degree from Oxford, Perveen also has a tragic personal history that makes her especially devoted to championing and protecting women's legal rights. Mistry Law has been appointed to execute the will of Mr. Omar Farid, a wealthy Muslim mill owner who has left three widows behind. But as Perveen is going through the paperwork, she notices something strange.

Born in rural Palestine, just before the dawn of the 20th century, Miriam adores her father and is certain his love will protect her, but she soon finds that tradition overrides love. Uprooted by war, Miriam enters a world where the old constraints slip away with thrilling and disastrous results. Miriam's rebellious daughter, Nadia, is thrilled with the opportunity for a modern life that her elite education provides. But when she falls in love with an outsider, the clan reins her back with a shocking finality.

In 1920s Glasgow, Beattie Blaxland falls pregnant to her married lover Henry just before her nineteenth birthday. Abandoned by her family, Beattie and Henry set sail for a new life in Australia. In 2009, London, prima ballerina Lydia Blaxland-Hunter is also discovering that life can also have its ups and downs. Unable to dance again after a fall, Lydia returns home to Australia to recuperate.

East London, 1888 - a city apart. A place of shadow and light where thieves, whores, and dreamers mingle, where children play in the cobbled streets by day and a killer stalks at night, where bright hopes meet the darkest truths. Here, by the whispering waters of the Thames, Fiona Finnegan, a worker in a tea factory, hopes to own a shop one day, together with her lifelong love, Joe Bristow, a costermonger's son. With nothing but their faith in each other to spur them on, Fiona and Joe struggle, save, and sacrifice to achieve their dreams.

In the '60s, Athene Forster was the most glamorous girl of her generation. Nicknamed the Last Deb, she was also beautiful, spoiled, and out of control. When she agreed to marry the gorgeous young heir Douglas Fairley-Hulme, her parents breathed a sigh of relief. But within two years, rumors had begun to circulate about Athene's affair with a young salesman.

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.

1945: Along with hundreds of other war brides, Betty, Madeline, Alice, and June set sail for New York to be with the men they love. In the days they spend at sea, the four young women become firm friends and vow to stay in touch no matter what their new lives bring. Life in a new country comes with many challenges, but Betty, Madeline, Alice, and June didn't move half way across the world to give up without a fight.

Liverpool, 1940. When her childhood sweetheart, Johnny, is killed in action, Maxine Grey loses more than her husband - she loses her best friend. Desperate to make a difference in this awful war, Maxine takes a nursing job at London’s St Thomas’ hospital. She takes comfort in the attentions of a handsome surgeon, but Edwin Blake isn’t all he seems. And as the Blitz descends on the capital, Maxine faces more heartache. When she returns to Liverpool, she harbours a secret.

Three very different girls sign up as trainee nurses at a big London teaching hospital in 1934. Dora leaves her overcrowded, squalid working-class home for a better life. But has she got what it takes to keep up with other, better-educated girls? And will her hated stepfather ever let her go? Helen is born for the job; her brother is a doctor, her all-powerful mother a hospital trustee. But will Helen’s secret misery be her downfall? An aristocratic rebel, Millie’s carefree attitude will find her up in front of Matron again and again. Will she ever care enough to make a nurse? Or will she go back to the glamorous life she was born to?

Welcome to the district nurses' home on Steeple Street, where everyone has a secret.... Ambitious young nurse Agnes Sheridan had a promising future ahead of her until a tragic mistake cost her the love and respect of everyone around her. Now she has come to Leeds for a fresh start as a trainee district nurse. But Agnes finds herself facing unexpected challenges as she is assigned to Quarry Hill, one of the city's most notorious slums.

Alice Lake has arrived in London from Liverpool to start her training as a District Nurse, but her journey has been far from easy. Her parents think that she should settle down and get married, but she has already had her heart broken once and isn’t about to make the same mistake again. Alice and her best friend, Edith, are based in the East End, but before they’ve even got their smart new uniforms on, war breaks out, and Hitler’s bombs are raining down on London.

East London, 1888 - a city apart. A place of shadow and light where thieves, whores, and dreamers mingle, where children play in the cobbled streets by day and a killer stalks at night, where bright hopes meet the darkest truths. Here, by the whispering waters of the Thames, Fiona Finnegan, a worker in a tea factory, hopes to own a shop one day, together with her lifelong love, Joe Bristow, a costermonger's son. With nothing but their faith in each other to spur them on, Fiona and Joe struggle, save, and sacrifice to achieve their dreams.

Mary Doyle arrives in Dublin in 1913, doomed, she fears, to a life of domestic service. Instead, however, she finds herself deeply affected by the social and political turmoil of a fledgling nation struggling for independence. Suddenly, all that was once inevitable is no longer a certainty as she is embroiled in the very heart of the Easter Rising.

Liverpool, 1941. Troubled by a dark family history and the pain of seeing her country torn apart by war, young June Lavender finds new hope when she takes a job at the Dr Barnardo's children's home. There she meets Lizzie McRae, a little girl who is the spitting image of June's sister, who died tragically years before. Against the matron's wishes, the two girls form an unexpected bond as June tries to get the traumatised orphan to speak.

After four years as a military nurse, Charlotte Brown is ready to leave behind the devastation of the Great War. The daughter of a vicar, she has always been determined to dedicate her life to helping others. Moving to busy Liverpool, she throws herself into her work with those most in need, only tearing herself away for the lively dinners she enjoys with the women at her boardinghouse.

A week's holiday in a luxurious hotel is just what Scotland Yard's Superintendent Duncan Kincaid needs. But his vacation ends dramatically with the discovery of a dead body in the whirlpool bath. Despite a suspicious lack of cooperation from the local constabulary, Kincaid's keen sense of duty won't allow him to ignore the heinous crime, impelling him to send for his enthusiastic young assistant, Sergeant Gemma James. But the stakes are raised significantly when a second murder occurs....

As Britain stands alone against a monstrous enemy, the inhabitants of Pearl Street face hardship and heartbreak with courage and humour. The war touches each of them in a different way: for Annie Poulson, a widow, it means never-ending worry when her twin boys are called up and sent to France; Sheila Reilly's husband, Cal, faces the terror of U-Boat attacks; Eileen Costello is liberated from a bitter, loveless marriage when her husband is sent to Egypt.

Catherine Carlisle is trapped in a loveless marriage, and the threat of World War Two is looming. She sees no way out...that is until a trusted friend asks her to switch her husband’s papers in a desperate bid to confuse the Germans. Soon Catherine finds herself caught up in a deadly mixture of espionage and murder. Someone is selling secrets to the other side, and the evidence seems to point right at her.

For three young boys, Liam, Patrick, and Hugo, life in Ireland of the 1960s proves to be both idyllic and flawed. Living in close proximity but leading vastly different lives, the bonds of friendship bind these young men as they grow, dream, and navigate the storms of youth.

In the cold Toronto winter of 1895, the naked body of a servant girl is found frozen in a deserted laneway. The young victim was pregnant when she died. Detective William Murdoch soon discovers that many of those connected with the girl's life have secrets to hide. Was her death on attempt to cover up a scandal in one of the city's influential families?

Manzhen is a young worker in a Shanghai factory where she meets Shijun, the son of wealthy merchants. Despite family complications, they fall in love and begin to dream of a shared life together - until circumstances force them apart. When they are reunited after many years, can they start their relationship again? Or is it destined to be the romance of only half a lifetime?

At the age of 22, Jennifer Worth left her comfortable home to move into a convent and become a midwife in postwar London’s East End slums. The colorful characters she met while delivering babies all over London - from the plucky, warm-hearted nuns with whom she lived to the woman with 24 children who couldn't speak English to the prostitutes and dockers of the city’s seedier side - illuminate a fascinating time in history.