Forced to flee Revolutionary France after the brutal guillotining of her beloved father, Isabella de Savigny arrives at Nethergate, the Suffolk house of her cousin, hoping for sympathy and succour. Instead, as a poor relation, she is forced to live the life of a servant and suffer the casual cruelty of lady's maid Martha Pratt. When she is seduced and abandoned by the son of the house, Isabella is forced to marry Martha's brother, and her struggle to survive truly begins. However, her misery is lessened when her daughter is born, and for her sake she decides to fight back against this hostile world.