
Skilled technician Liam Lane is treated unfairly by Director David Dawson, who steals his credit and then fires him. Liam sets up a repair stall. The director's nephew, Derek Dawson, repeatedly tries to sabotage him and spreads malicious rumors. When a mudslide blocks a mountain road, trapping vehicles, Liam saves the day with his custom-modified heavy-duty truck. He makes a name for himself, rising from a roadside stall to building his own auto business and achieving comeback.