Psychologist and former prosecutor Hailey Dean aids her friend Detective Garland Fincher in investigating the murder of his former Marine friend. With a growing list of suspects who each seem to have strong motives, Hailey uses her investigative skills, as well as her uncanny ability to read people, to read and follow the clues that will lead them to the killer. And, when the body of a female Marine shows up in the same park where Fincher’s buddy was found, the case takes a whole new turn as Hailey uncovers a conspiracy that puts her own life in danger as she pursues justice for the victims.

Hailey attends her niece's school recital only to learn that the beloved music teacher has vanished. Hailey soon discovers several startling secrets amongst the staff, as well as a link between the missing young teacher and the school’s reconstruction funds.