While Matt is away on business, Doc gets threatened by an ex convict (Brice Harp) who claims that Doc Adams sentenced him to a long term in Prison. Doc tries to explain to the man that he was never a judge and has always been a doctor, but the man does not believe Doc. Since Chester is worried about the ex convict trying to take out some kind of revenge on Doc, Chester cooks up a scheme that will save Doc from possible danger. (thetvdb.com)