Charlie,aprofessorofcriminalpsychologyattheuniversity,hasbeenhauntedbynightmares foryears—hisdeceasedmother,cladinbloodstainedclothes,lingersinhisdreams,refusing toleave.Hehasdevotedallhisenergytoassistingthepoliceintrackingdownherkiller—the elusiveserialmurdererknownas“TheFalcon.”Thetraumaofhischildhoodandhissenseof aimlessnessinadulthoodoftenmakehimfeelasthoughheiswanderingalonethroughadark, fog-filledcanyon,withnopathforwardandonlysolitudesurroundinghim.