The agents investigate a series of attacks that may be the work of a legendary lake creature named "Big Blue."
Ray, an ex-gang member gets into some trouble with the police and a local shop owner. With the help of MacGyver, he unravels an anti-semitic community in the neighborhood surrounding the challenger's club.
MacGyver, Dalton, and Thornton go undercover to expose a murderous money launderer working for a Cuban drug lord.
MacGyver is drawn into a territorial dispute between an Indian reservation and an electric power company.
A remorseless killer arrives in a new town where a jury has been assembled to pass judgment on him. Will he receive a fair trial, or the outright condemnation he deserves for the heinous crimes he committed?