After being framed for a murder he didn't commit, Tom Penney (Donald Houston) serves his time and returns to his rural English home to establish a quiet life. When another victim is found, however, Tom is blamed for the crime and flees rather than returnng to prison. Hoping to find the real killer -- or killers -- Tom investigates while keeping a low profile to elude his pursuers, and a vital clue leads him on the path to possible redemption.