Juan,aprisonofficer,silentlyobservesthevisiteverySundayofBerta,motherofoneoftheimates.Thedayhefinallyapproachesher,hesurpriseshimselfbypretendingtobeanothervisitingfatherandinventingadaughterinsidethejail:Josefina.TheneedtofillthevacuumoftheirlivespromptsJuanandBertatocontinuemeetingoutsidetherealityaroundthem.