In this adaptation of Tolstoy's story the Wurdulak| a mentally ill patient known as Nicola (Gianni Garko) flashes back to horrifying experiences that he encounteredwhile driving through the country. Upon damaging his car| Nicola sets out for help| only to meet a mysterious family that lives in total fear of someone orsomething. This evil force slowly penetrates the household and thrusts each of its members into a frenzy of absolute terror!