1912, British Guiana, South America: Winnie Cox is about to marry George Quint, the love of her life. Born into a life of luxury and privilege on her father's sugar plantation, Winnie has turned against her family by choosing to be with George - a poor black postman from the slums.

Winnie may be living in poverty, but she's got what sister Johanna doesn't have: a loving husband and a beautiful family. And despite Johanna running her family's sugar plantation, Winnie will always be their mother's favourite daughter, a bitter pill for Johanna to swallow. Then Winnie's son falls ill and...