Rookie co-pilot Scott faces his worst nightmare when a faltering Curtiss C-46 Commando engine and low fog force a scary landing. Ambitious young flyer Alex must prove himself when Buffalo's chief pilot gives him control of the 20-ton Douglas DC-4 for the very first time. And boss' son Mikey gets in hot water when "Buffalo" Joe needs the backup Douglas DC-3 – and it's nowhere near ready.