Spanning the years 1900 to 1977, The Covenant of Water is set in Kerala, on South India’s Malabar Coast, and follows three generations of a family that suffers a peculiar affliction: in every generation, at least one person dies by drowning—and in Kerala, water is everywhere. At the turn of the century, a twelve-year-old girl from Kerala’s long-existing Christian community, grieving the death of her father, is sent by boat to her wedding, where she will meet her forty-year-old husband for the first time.

Calliope Adham—young, strong-willed, and recently widowed—is schoolmistress in the village of Molyvos when Hitler's army invades Greece in 1941. Well-read and linguistically gifted, she is recruited by the Germans to act as their liaison officer. It is the beginning of a personal and national saga that will last for several decades. Calliope's wartime duties bring her into close contact with Lieutenant Lorenz Umbreit, the Wehrmacht commander. The schoolmistress is an active member of the Greek Resistance, yet her friendship with the German blossoms against all odds.

Olivia Sheldon has travelled across the world to marry a man she does not love. Reluctant to leave England but coerced into the marriage, Olivia's reward is being reunited with her estranged sister, Clara. Her punishment is falling impossibly and illicitly in love with the enigmatic Captain Edward Bertram. Then one scorching day Clara is abducted from Alexandria's busiest street. Desperate to find her sister - and the truth about her disappearance - Olivia becomes embroiled in Egypt's shadowy underworld, risking both her life and future with Edward.

Two great loves. One shattering betrayal. A war that changes everything. Harriet and Mae Grafton are 20-year-old identical twins born from a scandalous affair. They grew up in India slighted by gossip and ostracised from polite society. They had each other and that was enough. But when their wealthy benefactor sends them to Singapore, they meet the mysterious Alex Blake and their relationship fractures with devastating consequences. Ivy Harcourt is posted to wartime Singapore amid the looming threat of Japanese invasion. Ivy knows the island will be a far cry from war-torn London, but she is totally unprepared for what awaits her.... 

Malaya, 1955. Lydia Cartwright returns from visiting a sick friend to an empty house. The servants are gone. The phone is dead. Where is her husband, Alec? Her young daughters, Emma and Fleur? Fearful and desperate, she contacts the British District Officer and learns that Alec has been posted up country. But why didn't he wait? Why did he leave no message? Lydia's search takes her on a hazardous journey through war-torn jungle. Forced to turn to Jack Harding, a man she'd vowed to leave in her past, she sacrifices everything to be reunited with her family.