chunk: With supplies of petroleum nearly exhausted in the near future following a major energy crisis and a global nuclear war, ex-Main Force Patrol officer "Mad" Max Rockatansky (Mel Gibson) roams the now-depopulated and desolate desert in his scarred, black supercharged V-8 Pursuit Special several years after the events of the first film, scavenging for food, water, and fuel. His only companions are an Australian Cattle Dog and a rare functioning firearm — a sawn-off shotgun — for which ammunition is very scarce.