▁rel atable ▁characters , ▁she ▁shows ▁the ▁in mate ' s ▁perspective ▁on ▁working ▁under ▁har sh ▁prison ▁conditions ▁in ▁an ▁attempt ▁to ▁persu ade ▁the ▁audience ▁to ▁sympath ize ▁with ▁the ▁cast ▁as ▁they ▁are ▁explo ited ▁by ▁the ▁officers ▁that ▁run ▁the ▁prison . ▁Bar net te ▁rep laces ▁the ▁idea ▁re h abil itation , ▁a ▁concept ▁that ▁is ▁commonly ▁associated ▁with ▁the ▁US ▁prison ▁system , ▁with ▁the ▁idea ▁of ▁explo itation , ▁which , ▁as ▁her ▁dep iction ▁of ▁White head ▁Cor re ction al ▁Institute ▁port ray s , ▁has ▁become ▁the ▁norm ▁in ▁many ▁facilities . ▁Because ▁the ▁main ▁concept ▁of ▁the ▁film ▁was ▁harm ful ▁to ▁the ▁reputation ▁of ▁US ▁pr isons , ▁Bar net te ▁stated ▁that ▁she ▁had ▁a ▁difficult ▁time ▁having ▁her ▁film ▁approved , ▁which ▁motiv ated ▁Bar net te ▁to ▁push ▁forward ▁with ▁the ▁film . ▁ ▁In ▁order ▁to ▁carry ▁out ▁the ▁idea ▁of ▁explo itation ▁replacing ▁re h abil itation , ▁Bar net te ▁focus es ▁on ▁the ▁interaction ▁between ▁characters ▁W arden ▁Nelson ▁( Re ed ▁R . ▁McC ants ) ▁and ▁Captain ▁De ase ▁( Cl if ton ▁Pow ell ), ▁the ▁officials ▁in ▁charge ▁of ▁the ▁prison . ▁For ▁example , ▁De ase ▁asks ▁Nelson ▁if ▁the ▁prison ▁should ▁be ▁locked ▁down ▁after ▁A ish a ' s ▁st abb ing , ▁to ▁which ▁Nelson ▁respond s ▁that ▁the ▁prisoners ▁must ▁keep ▁working . ▁▁ ▁R ather ▁than ▁find ▁the ▁cul prit ▁who ▁st ab