Psychologist Alan Gregory's friend and fellow therapist Hannah Grant has died suddenly and mysteriously. The police are baffled, leaving another unsolved homicide in Boulder, Colorado. Only Alan can decipher Hannah's clues—a quest that will take him to Las Vegas and lead him to question the integrity of those closest to him. But while Alan tracks a missing patient of Hannah's, the answers to both cases may be locked inside the mind of a client he has been treating for schizoid personality disorder. Running a maze of dilemmas, Alan takes a bold risk that will cost him his career—or his life.