When a bloodthirsty serial killer begins murdering women with a carpenter’s set square, the story becomes a media sensation, inspiring kooks from all over the city to attempt to cash in on the publicity.

Just the night before his retirement District Attorney Saracini is given a film showing the kidnapping of Aldo Moro. As the District Attorney takes on the case he along with his team finds more compelling and secretive evidences. Too many secrets are found that should stayed as secrets.