Italy 1899: Fiery-tempered, seductive medium Alessandra Poverelli levitates a table at a Spiritualist seance in Naples. A reporter photographs the miracle, and wealthy, skeptical, Jewish psychiatrist Camillo Lombardi arrives in Naples to investigate. When she materializes the ghost of his dead mother, he risks his reputation and fortune to finance a tour of the Continent, challenging the scientific and academic elite of Europe to test Alessandra's mysterious powers. She will help him rewrite Science. His fee will help her escape her sadistic husband Pigotti and start a new life in Rome....