Against his father's wishes, Pedro, a naive kid from Mexico City, joins the Federal Highway Patrol. His simple desire to do good rapidly comes into conflict with the reality of police work.Against his father's wishes, Pedro, a naive kid from Mexico City, joins the Federal Highway Patrol. His simple desire to do good rapidly comes into conflict with the reality of police work.Against his father's wishes, Pedro, a naive kid from Mexico City, joins the Federal Highway Patrol. His simple desire to do good rapidly comes into conflict with the reality of police work.