A captivating story of a crumbling estate in the wilds of Scotland, its century-old secret and an enduring mystery.... Following the death of her last living relative, Hetty Deveraux leaves London and her strained relationship behind for Muirlan, her ancestral home in Scotland - now in ruins. As Hetty dives headfirst into the repairs, she discovers a shocking secret protected by the house for a hundred years.

On the rugged, sea-lashed coast of west Scotland lies Ullaness: home to the Scottish legend of Ulla, a Viking woman who washed up on Scottish shores centuries ago. The legend will bring the stories of three different women together. In AD 800 there is Ulla, lost in a foreign country after her lover is brutally killed. Ellen, a servant-girl in the 1800s, catches the unwanted attentions of the master of the house's lascivious son. And, in the present day, there is Libby - an archaeologist who is determined to uncover an age-old mystery.

Posy Montague is approaching her 70th birthday. Still living in her beautiful family home, Admiral House, set in the glorious Suffolk countryside where she spent her own idyllic childhood catching butterflies with her beloved father, and raised her own children, Posy knows she must make an agonising decision. The house is crumbling around her, and Posy knows the time has come to sell it. Then a face appears from the past - Freddie, her first love, who abandoned her and left her heartbroken 50 years ago. 

Tara Richards was just a girl when she lost her mother. Years later, when Tara receives a letter from a London solicitor, its contents shake her to the core. Someone has left her a key to a safe deposit box. In the box lies an object that will change everything Tara thought she knew and lead her on a journey to deepest Spain in search of the answers that have haunted her for 40 years. Violet Skye regrets her decision to travel abroad leaving her young daughter behind. As the sun dips below the mountains, she reminds herself she is doing this for their future.

Nineteen-year-old Evelyn has rarely strayed from her family's isolated estate - save for the occasional trip to Edinburgh, where her father, a respected magistrate, conducts his business. But when Evelyn's innocent friendship with a servant is misinterpreted by her father as an illicit union, Evelyn is whisked away to accompany her father on a trip to North America.