Truck driver Leo helps colleague Quinn, but is betrayed. Quinn siphons Leo's diesel, replaces it with adulterated fuel, intending to leave him for dead. He conspires with Fuel Rats and a loan shark gang to frame Leo and demand 500,000. Leo narrowly escapes death. He exposes Quinn's conspiracy and unites with truckers to uproot the Fuel Rats. Quinn receives a ten-year sentence. Leo establishes a Mutual Aid Station for truckers.