Four Souls begins with Fleur Pillager's journey from North Dakota to Minneapolis, where she plans to avenge the loss of her family's land to a white man. After a dream vision that gives her a powerful new name, Four Souls, she enters the household of John James Mauser. A man notorious for his wealth and his mansion on a hill, Mauser became rich by deceiving young Indian women and taking possession of their ancestral lands. What promises to be a