It's up to Chicago detective Sam Mitchell to solve the ongoing serial murders of dozens of Afro-American hairdressers, whose scalped remains are being hung like trophies to their salon mirrors. As a rookie in the late 1970s, Sam covered a grisly crime scene in Harlem, where a Native American woman was murdered and scalped, her baby missing. That case was never solved. Is the troubled Black cop up to the task of restoring order to the city?