The day Titanic sails from Queenstown, taking with it the hopes and dreams of so many, Harp’s life too is devastated. The small port town is shaken to its foundations at the loss of the unsinkable ship, but the revelation of a long-held secret means that Harp and Rose have a much more pressing issue to solve, one that could destroy them if they cannot find a solution.

Carmel, a forty year old Irish woman is living a life that’s fine, not exciting or awful, just fine. She has a house, a husband, it’s all ok. She never had kids, but that’s just life, right? She knows she should be grateful. She’s better off than a lot of people. Then one day, out of the blue, she gets a Facebook message, from a total stranger. With information that could transform her life, for better or for much worse.

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.

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.

Robinswood, Co. Waterford, 1939. The once grand house is home to two very different families. Despite delusions of grandeur, Lord and Lady Kenefick and their adult children live a life of decayed opulence as the money needed to keep such a large house and grounds ever dwindles. Meanwhile, the Murphy family, Dermot, Isabella and their three almost grown-up girls, live and work on the estate and do their best to keep everything running smoothly.

Life is calm and fairly predictable. Until something unthinkable happens in our sleepy backwater. A crime, but not like anything I've ever seen before. It's a complete mystery. And it's up to me to solve it.

In the first book, What Once Was True, two families, one of grandeur and one of the working class, navigate the conflicts associated with the looming war ahead. Despite delusions of grandeur, Lord and Lady Kenefick and their adult children live a life of decayed opulence as the money needed to keep such a house and grounds ever dwindles.

Queensland, Australia, 1936 Sister Claire McAuliffe has been called from Dungarvan, County Waterford, to do God’s work in Jumaaroo, Queensland. Along with four other sisters, she is charged with setting up a Catholic school for the education of the gold rush families. But life between the tropical Australian rainforest and the azure ocean is far from the spectacular paradise it seems. Sister Claire finds life challenging in more ways than she can count—but far more worrying is the constant presence of the much-loved mayor of Jumaaroo, Joseph McGrath.

Dr. Richard Buckley returns home to his wife and beloved hometown of Dunderrig, weary and heart-sick over the horror and pointlessness of The Great War. Soon, trouble is coming from all sides—Richard’s unhappy wife leaves Dunderrig, and a Nazi occupied Europe marches steadily closer to home. In the blink of an eye, the peace he’d craved and enjoyed since his days on the battlefield are gone. Meantime, James and Juliet come of age in a world on the brink of chaos, where the remnants of rebellion at home have snowballed into the horrors of yet another world war.

London 1940. As the war rages in Europe, Rose Brown steps on board a ship bound for America, hoping to escape the danger. She's frightened, but her widowed mammy and three sisters in Ireland need the money she earns as nanny to the rich Townsend family. But while Rose plays with baby Sarah in the salty spray on deck, disaster strikes, and the ocean liner begins to sink. In the chaos, Rose and the baby are separated from the family.

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.

Ireland, 1924. For 13-year-old Nora Doyle every day is a fight for survival in Ballybun, the rural Irish village she calls home. Each night, as she feels the cold wind blowing through the cracks of her family’s cramped cottage, Nora longs to escape the poverty surrounding her and find her place in the world. When she meets Edward, from the grand house that looms over her tiny village, she feels an unlikely kinship that is impossible to explain, and as she grows from an impulsive child into a beautiful woman, Nora spends every moment she can with him.

China, December 1941. Having left an unhappy life in England for a teaching post at a missionary school in northern China, Elspeth Kent is now anxious to return home to help the war effort. But as she prepares to leave China, a terrible twist of fate determines a different path for Elspeth, and those in her charge. Ten-year-old Nancy Plummer has always felt safe at Chefoo School, protected by her British status.

Adelaide Hills, Christmas Eve, 1959. At the end of a scorching hot day, a local deliveryman makes a terrible discovery. A police investigation is called, and the small town of Tambilla becomes embroiled in one of the most shocking and perplexing murder cases in the history of South Australia. Many years later and thousands of miles away, Jess is a journalist in search of a story. Having lived and worked in London for nearly two decades, she now finds herself laid off from her full-time job and struggling to make ends meet. Until a phone call out of nowhere summons her back to Sydney.

When Cissy Ryan’s real mother comes to claim her from the workhouse, it’s not how she imagined. Her family’s tumbledown cottage has ice on the inside of its windows and is in an isolated, poverty-stricken village in the muddy Irish countryside. But when Cissy is allowed to help neighbour Colm Doyle and his horse named Blue on their milk round one morning, Cissy starts to feel as though friendship could get her through anything.