Daunis, who is part Ojibwe, defers attending the University of Michigan to care for her mother and reluctantly becomes involved in the investigation of a series of drug-related deaths.

When professional typist Letitia Glover is desperate to learn more about the fate of her twin sister Flossie, Enola enlists the help of her brother Sherlock and her friend Tewky to investigate Flossie's husband, the sudden death of his first wife, and the mysterious appearance of a black barouche.