6 2 ▁interview ▁with ▁Terry ▁Southern , ▁Kub rick ▁describes ▁his ▁decision ▁to ▁expand ▁Qu ilty ' s ▁role , ▁saying ▁" just ▁beneath ▁the ▁surface ▁of ▁the ▁story ▁was ▁this ▁strong ▁secondary ▁narr ative ▁thread ▁possible — because ▁after ▁Hum bert ▁s edu ces ▁her ▁in ▁the ▁mot el , ▁or ▁rather ▁after ▁she ▁s edu ces ▁him , ▁the ▁big ▁question ▁has ▁been ▁answered — so ▁it ▁was ▁good ▁to ▁have ▁this ▁narr ative ▁of ▁mystery ▁continu ing ▁after ▁the ▁s edu ction ." ▁This ▁magn ifies ▁the ▁book ' s ▁theme ▁of ▁Qu ilty ▁as ▁a ▁dark ▁double ▁of ▁Hum bert , ▁mirror ing ▁all ▁of ▁Hum bert ' s ▁worst ▁qual ities , ▁a ▁theme ▁which ▁pre occup ied ▁Kub rick . ▁ ▁The ▁film ▁opens ▁with ▁a ▁scene ▁near ▁the ▁end ▁of ▁the ▁story , ▁Hum bert ' s ▁murder ▁of ▁Qu ilty . ▁This ▁means ▁that ▁the ▁film ▁shows ▁Hum bert ▁as ▁a ▁murder er ▁before ▁showing ▁us ▁Hum bert ▁as ▁a ▁sed uc er ▁of ▁min ors , ▁and ▁the ▁film ▁sets ▁up ▁the ▁vie wer ▁to ▁frame ▁the ▁following ▁flash back ▁as ▁an ▁explanation ▁for ▁the ▁murder . ▁The ▁film ▁then ▁goes ▁back ▁to ▁Hum bert ' s ▁first ▁meeting ▁with ▁Charlotte ▁Haz e ▁and ▁continues ▁chron olog ically ▁until ▁the ▁final ▁murder ▁scene ▁is ▁presented ▁once ▁again . ▁The ▁book , ▁narr ated ▁by ▁Hum bert , ▁presents ▁events ▁in ▁chron ological ▁order ▁from ▁the ▁very ▁beginning , ▁opening ▁with ▁Hum bert ' s