A serial killer is snuffing out the lives of affluent people of color in Monterrey, North America. Hard-boiled, homicide detectives Curtis Dubois and Harold Lowe are assigned to the case. But when they realize that the killer may not be human, Mona Livelong, a young paranormal detective, is brought in to help solve the case. As Mona races to unravel the clues to save Monterrey, she finds herself caught up in a terrifying plot to change the very face of North America.