The saga unfolds to reveal that Mamie and her brother Spanky harbor a deep illicit passion for each other. After they are separated, Mamie marries another man and tries to let go of her desires. After some time, Mamie and Spanky are reunited but find that their longings hold grave consequences for everyone concerned. Through a carefully detailed plot, it is revealed how Mamie's daughter, Lottie also becomes involved with Spanky and dramatize how this additional relationship brings great pain and confusion to both Lottie and Mamie.