In 1982 Roberto Calvi, a prominent Italian businessman with ties to the Vatican and a corrupt Masonic lodge is found hanging from Blackfriars Bridge in London. Initially considered a suicide subsequent investigations prove that Calvi was murdered and suspicion turns to the world's most secret organisation The Freemasons. Since THE DA VINCI CODE greater public awareness has lead to an increased level of interest into the development and influence of this closed organisation. This fascinating documentary examines an organisation surrounded in mystery and secret ritual.With claims that this secret society has played a role in everything form the death of Pope John Paul I to the Jack The Ripper murders. For the first time ever Masonic temples around the world open their doors providing exclusive coverage for the cameras.