ControversialPakistaniclericMaulanaAziz,linkedtotheTaliban,declaresjihadagainstthegovernmenttoimposesharialaw.Thegovernmentretaliatesbydestroyinghisseminary,killinghismother,brother,hisonlysonand150students.ThefilmfollowscharmingyetmenacingMaulanaAzizonhispersonalquesttocreateanIslamicutopia,whichcausesthecountrytoimplode.TheRedMosquehasstudentsalliedwithISIL,andstrongtiestotheTaliban.WemeettwoRedMosquestudentswhosepathsdiverge:Talha,12,leaveshismoderateMuslimfamilytostudytobeajihadipreacher.Zarina,also12,escapeshermadrassaandjoinsanormalschool.HereducationisthreatenedbyfrequentTalibanattacksonschoolslikeherown.InDecember,2014,theTalibanmassacred132schoolchildreninPeshawar,outragingPakistan'smoderatemajority.Aziz'slongtimeopponent,educationreformerPervezHoodbhoyjoinsthere-energizedanti-extremistmovement.Throughoutthefilm,hepassionatelyopposesAzizontelevisionandpublicforums.Withthetideturningagainstthecleric,PervezisdeterminedtoseeAzizputinjail.Intimateandbrutallyhonest,AMONGTHEBELIEVERSoffersrareinsightintotheideologicalbattleshapingPakistanandtheMuslimworld.　　Pakistan'snotoriousclericMaulanaAziz,withlinkstoTaliban,declaresjihadagainstthegovernmenttoimposesharialaw.Thissparksabloodywarandcausesthecountrytoimplode.AlongwithAziz'squest,thefilmchartsthecoming-of-agestoriesofhistwostudentswhoaretrappedinthisideologicalwar.