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.

Evan Evans is a young police constable who has traded in the violence of city life for idyllic Llanfair, a Welsh village tucked far away from trouble. Nestled among the Snowdonia mountain range, Llanfair looks to Constable Evans like a town forgotten by time, but he quickly learns that even the bucolic countryside has its share of eccentric - and deadly - characters.

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.

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.

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.

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.

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.

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.

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.

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.

Dublin, 1952. When Mary Kate Ryan receives a surprise inheritance from the woman who abandoned her as a tiny baby, she’s stunned. All her life, she has longed to know why her mother disappeared, and now she’s devastated to realize that every lonely night she spent without a home or family of her own, her mother knew exactly where she was.

Left with an estate on the brink of bankruptcy after their father's death, Lady Marigold Fairfax and her brother open a private investigation firm marketed to the elite . . . to spy on the elite. Dubbed The Imposters, Ltd., their anonymous group soon becomes the go-to for the crème of society when they want answers delivered surreptitiously. But the many secrets Marigold learns about her peers pale in comparison to her shock when she and her brother are hired to investigate her best friend's father as a potential traitor.

Maeve McKenna is on the verge of a breakdown. Having worked herself into the ground as a sought-after interior designer in London, she’s in desperate need of a vacation. Philomena Duffy is a little lonely. After losing her husband, their crumbling mansion, Willow House, feels awfully empty. With the rugged shores of Ireland calling, Maeve visits her aunt Philomena in Sandy Cove, where she once, as a teenager, kissed a wild, mysterious boy - a kiss she has never been able to forget.

Caroline Grant is struggling to accept the end of her marriage when she receives an unexpected bequest. Her beloved great-aunt Lettie leaves her a sketchbook, three keys, and a final whisper...Venice. Caroline’s quest: to scatter Juliet “Lettie” Browning’s ashes in the city she loved and to unlock the mysteries stored away for more than 60 years.

Miss Busby helped Major Heathcliff Lennox solve a series of murders at Bloxford in the Cotswolds. Now, she finds herself drawn into a new murder, but this time, it's just her, and she must rely on her sharp mind and sharper wits to catch a Cotswolds killer, along with a handsome police inspector and a reporter who's keen to make her mark.