Two men have been brutally murdered and a third has been left with multiple stab wounds. A number of suspects have been arrested but the man who police believe is responsible for stabbing all three victims is on the run. The detectives from the Major Crime Unit at Bedfordshire Police still can't comprehend the level of brutality they have witnessed. As the manhunt intensifies, cameras follow live a fresh twist in the investigation when police discover a believed confession written by the fugitive suspect.