A tremendous blast of superheated air swoops down upon the weary firefighters, knocking them to the ground as lethal gases engulf them. As the Jumper In Charge, Don Mackey has risked his own life trying to save his crew, but when he raises his head after the gases have swept past, he sees that most of his fellow firefighters are dead, suffocated by the deadly hot fumes. The true story of courageous firemen parachuting into the most unpredictable forest fires and paying the ultimate price for their courage and dedication to save others.