▁early ▁in ▁the ▁story . ▁In ▁the ▁film , ▁Mon a ▁is ▁simply ▁the ▁host ▁of ▁a ▁party ▁which ▁L ol ita ▁ab and ons ▁early ▁in ▁the ▁story . ▁Mon a ▁is ▁a ▁friend ▁of ▁L ol ita ' s ▁in ▁Be ards ley ▁( the ▁second ▁half ▁of ▁the ▁story ) ▁in ▁the ▁novel . ▁In ▁the ▁novel ▁Mon a ▁is ▁active ▁in ▁the ▁school ▁play , ▁L ol ita ▁tells ▁Hum bert ▁stories ▁about ▁Mon a ' s ▁love ▁life , ▁and ▁Hum bert ▁notes ▁Mon a ▁had ▁" long ▁since ▁ceased " ▁to ▁be ▁( if ▁ever ▁she ▁was ) ▁a ▁" nym ph et ." ▁Mon a ▁has ▁already ▁had ▁an ▁affair ▁with ▁a ▁Marine ▁and ▁appears ▁to ▁be ▁fl ir ting ▁with ▁Hum bert . ▁She ▁keeps ▁L ol ita ' s ▁secre ts ▁and ▁helps ▁L ol ita ▁lie ▁to ▁Hum bert ▁when ▁Hum bert ▁disco vers ▁that ▁L ol ita ▁has ▁been ▁missing ▁her ▁piano ▁less ons . ▁In ▁the ▁film , ▁Mon a ▁in ▁the ▁second ▁half ▁seems ▁to ▁have ▁been ▁replaced ▁by ▁a ▁" M iche le " ▁who ▁is ▁also ▁in ▁the ▁play ▁and ▁having ▁an ▁affair ▁with ▁a ▁Marine ▁and ▁back s ▁up ▁L ol ita ' s ▁fib s ▁to ▁Hum bert . ▁Film ▁critic ▁Greg ▁Jenkins ▁claims ▁that ▁Mon a ▁has ▁simply ▁been ▁entirely ▁elimin ated ▁from ▁the ▁film . ▁ ▁Hum bert ▁is ▁susp icious ▁that ▁L ol ita ▁is ▁developing ▁an ▁interest ▁in ▁boys ▁at ▁various ▁times