An elderly waterfront woman named Mamba engineers her entrance into an aristocratic Charleston household as a domestic servant, initiating episodes that illuminate the city's racial and social divisions. The narrative contrasts the ambitions and constraints of Black domestic workers and marginalized laborers with the Wentworth family's efforts to retain gentility, emphasizing loyalty, social maneuvering, and spiritual values. Regional detail and scenes—ranging from household ritual to industrial settings such as a phosphate mining camp—are synthesized into character-driven vignettes that probe identity, power, and the costs of social aspiration in a Southern urban community.