▁F iction ▁Book ▁Club . ▁Out ▁of ▁the ▁Dark ness ▁is ▁reported ly ▁based ▁in ▁large ▁part ▁on ▁J . ▁Michael ▁St rac z yn ski ' s ▁script ▁notes . ▁" The ▁ 1 1 - th ▁hour " ▁web ▁magazine ▁was ▁critical ▁of ▁the ▁literary ▁mer its ▁of ▁Out ▁of ▁the ▁Dark ness ▁but ▁stated ▁that ▁its ▁main ▁strength ▁lies ▁in ▁providing ▁closure ▁to ▁all ▁the ▁un resol ved ▁plots ▁lines ▁of ▁the ▁Bab yl on ▁ 5 ▁TV ▁series . ▁() ▁ ▁The ▁Techn om age ▁Tr il ogy ▁All ▁are ▁considered ▁canon : ▁written ▁by ▁Jean ne ▁C avel os . ▁ ▁Bab yl on ▁ 5 : ▁The ▁Pass ing ▁of ▁the ▁Te ch no - M ages ▁– ▁Cast ing ▁Sh adows ▁( 2 0 0 1 , ▁) ▁ ▁Bab yl on ▁ 5 : ▁The ▁Pass ing ▁of ▁the ▁Te ch no - M ages ▁– ▁Sum mon ing ▁Light ▁( 2 0 0 1 , ▁) ▁ ▁Bab yl on ▁ 5 : ▁The ▁Pass ing ▁of ▁the ▁Te ch no - M ages ▁– ▁Inv oking ▁Dark ness ▁( 2 0 0 1 , ▁) ▁ ▁In ▁addition , ▁the ▁stand alone ▁novel ▁Bab yl on ▁ 5 : ▁The ▁Sh adow ▁Within ▁serves ▁as ▁a ▁pro log ue ▁to ▁the ▁tr il ogy . ▁ ▁Hard cover ▁om n ibus ▁The ▁Pass ing ▁of ▁the ▁Te ch no - M ages ▁collect s ▁the ▁tr il ogy . ▁Pub lished ▁ 2