Fierce emotions are roused when Mogul plans a new refinery in Wales. Stewart has the tough task of dealing with hostile locals.

Every year in his report the chairman of The Mogul Oil Company outlines the plans for future drilling. This year there are none. The only possibility of a new site is an area in Northern Ontario where a survey team has been working in vain for two years.
Time is running short, and head-office man Thornton is sent out to Canada to hurry the team along. He finds himself in an explosive situation.