ThemovieisbasedonthesuspenseshortfilmnominatedfortheGoldenMélièstotheBestEuropeanFantasticShortFilm,winnerofmorethan30awardsandscreenedbymorethan200filmfestivals.Itwasdefinedbythecriticsas"acultshortfilm".
Thefilmtellsthestoryofhow,inpost-warSpain,Narcisa(playedbyAriaBedmar),anovicewithsupernaturalpowers,arrivesataformerconvent,nowaschoolforgirls,tobecomeateacher.Asthedaysgoby,thestrangeeventsandincreasinglydisturbingsituationsthattormentherwilleventuallyle