Plantation mistress Amanda Satterfield's grief over the loss of her daughter crosses the line into madness. She takes a newborn slave child as her own and names her Granada. Troubled by his wife's disturbing mental state and concerned about a mysterious plague sweeping through his slave population, Master Satterfield purchases Polly Shine, a slave reported to be a healer. But Polly's sharp tongue and troubling predictions cause unrest across the plantation.