July 1914: the ties between Kezia Marchant and Thea Brissenden, friends since girlhood, have become strained — by Thea's passionate embrace of women's suffrage, and by the imminent marriage of Kezia to Thea's brother, Tom, who runs the family farm. When Tom enlists to fight for his country and Thea is drawn reluctantly onto the battlefield, the farm becomes Kezia's responsibility. They must all find a way to endure the ensuing cataclysm and turmoil.