Allserialkillerscommitmurdertosatisfytheirgrandfantasies,butthemurderersfeaturedinTheMarkofaKiller,takeitonestepfurther,committingheinousactsthatallowthemtoextendtheirfantasiesandrelivetheexcitemento ...
A docu-series exposing the dark underbelly of American cities and mysterious crimes that changed the community forever. ...
