本片基于真实历史故事改编1942年1月日本战争机器的铁蹄席卷东南亚在这里有一个叫做新不列颠的岛屿上有一座天主教传教站这里的澳大利亚护士们克服种种困难的条件悉心照顾手上的澳大利亚士兵文life_is_good@YDY January,1942TheJapanesewarmachinethundersacrossSouthEastAsiaInitspath,ontheislandofNewBritain,liesatinyCatholicmissionstation,VunapopeHereahandfulofAustraliannursestakerefugewithwoundedAustraliansoldiers SistersofWarisinspiredbythetruestoryoftwoextraordinaryAustralianwomen,LornaWhyte,nowLornaJohnstonanarmynurseandSisterBereniceTwohill,aCatholicnunfromcountryNewSouthWaleswhowasstationedatVunapopeAlthoughtheyweretwoverydifferentwomen,theirfriendshipwouldsurvivetheperilouseventsthatfollowedSistersofWarisadaptedfromwartimediariesandinterviewswithLorna,SisterBereniceandotherswhowitnessedtheseeventsThestoryoftheircaptivity,theirextraordinarycourageandtheirwilltoprevailhasneverbeentold