Italian Gothic horror that tells the tale of a man who stops at a remote castle hoping to get medical help for an injured woman, only to find the inhabitants mirror the darker sides of the woman and himself.
Professor Brecht, a renowned scientist, is obsessively experimenting in his isolated villa. The object of his studies is "apparent death", with the intention that the human body in a cataleptic state can be cured more easily. He lives with his wife Lisa and several other people: his twin brother...
Three young hobby archeologists witness a satanic ritual in a secluded villa. Instead of helping poor female victims they decide to secretly document the events.