ThisfeaturedocumentarytellstheinsidestorybehindthehuntforISISposterboy"JihadiJohn"bytheUSandBritishmilitaryandintelligenceservices.ItinterrogatesthetwistedworldviewespousedbyISIS-therichestandmostnotoriousIslamistterroristorganisationinhistory-anditspropagandamachinewhichwasoperatedby"Jihadimillennials"whoturnedsocialmediasitessuchasTwitterandYouTubeintorecruitmentplatforms.ThisisthedefinitivestoryabouttheformationandcollapseofISISasa"state",toldthroughextraordinaryfirst-handaccountsofkeycounter-terrorismandintelligenceofficialswhoidentified"JihadiJohn"asBritishterroristMohammedEmwazi-andultimatelykilledhim.Thefilmexplorestheshatteredlives,emotionalandpsychologicalturmoilofthefamilymemberswhoserelativeswerebarbaricallymurderedbyEmwazi.Italsoprojectstheastonishinglyself-criticalevaluationsbyCIA,ScotlandYard,andPentagonofficialswhoexposetheir..