Sylvie Pelletier recounts leaving her family's mountain cabin to work in a manor house for the Padgetts, owners of the marble-mining company that dominates the town. Sylvie is awed by the luxury around her and fascinated by her employer "Countess" Inge. Outside the manor walls, the town of Moonstone is roiling with discontent. A handsome union organizer is stirring up the quarry workers. The editor of the local newspaper is publishing unflattering accounts of the Padgett Company. Sylvie navigates vastly different worlds and struggles to find her way amid conflicting loyalties. When the harsh winter brings tragedy, Sylvie must choose between silence and revenge.