The Haunter of the Dark is based on a tale by the author Howard Phillips Lovecraft (1890-1937) about a deserted church where according to an old legend a monster had been lying low for years.A scientist who studies ancient religions visits this church. Besides some ancient writings he discovers a box which contains a luminous stone. Every time the stone sheds its light the scientist experiences all sorts of weird visions.The church in the tale actually exists and can be found in Providence (USA). Franco Cesarini has visited it and sketches the mysterious and occult atmosphere in 'The Haunter of the Dark'.