Innocent of Guilt (The Birthday Card Murders) is the captivating story of murder and deception. March 1971, in Yorkshire, England, and Detective Chief Inspector Alan Harding, is already looking forward to his retirement, still a year away. An early morning telephone call, a woman`s carefully posed dead body, and a rather gruesome birthday card, become the start, of what for Alan and his dedicated Murder Squad team, will be the most challenging case in their careers, No forensics, no witnesses and no obvious motive. As the deaths continue, and the body count rises, Alan begins to wonder if he can solve the puzzle, before he hangs up his detective badge for the last time, and thereby protect his hundred percent clear-up rate.