Condemnedtoseeonlywhenthenightfalls,theabandonedblindsisterswiththeuntraceablepast,LouiseandHenriette,shareahorriblesecret.Theirdaysareblack,theirnightsareblue,andtheirinsatiablethirstforwarm,bright-redbloodcompelstheorphanedpredatorstoroamtheill-litstreetsofParisinsearchofunsuspectingvictimstosustaintheirunholyexistenc...