A late night radio show host is faced with a mysterious caller who comes on air and begins to harass him claiming to be a serial killer. The host’s sanity and patience is tested as dark secrets are revealed- based on a true story A late night radio show host is faced with a mysterious caller who comes on air and begins to harass him claiming to be a serial killer. The host’s sanity and patience is tested as dark secrets are revealed- based on a true story A late night radio show host is faced with a mysterious caller who comes on air and begins to harass him claiming to be a serial killer. The host’s sanity and patience is tested as dark secrets are revealed- based on a true story A late night radio show host is faced with a mysterious caller who comes on air and begins to harass him claiming to be a serial killer. The host’s sanity and patience is tested as dark secrets are revealed- based on a true story