Hopelessness took him in its grip. He knew he was wandering in circles but he had ceased to care. All he wanted to do was drink. His skin began to smart. His feet were on fire... Its the Second World War & Biggles is in the desert defending the vital air-route from the West coast of Africa to the Middle East. Urgent stores dispatches & important officials & officers are regularly flown over this route but lately a number of planes have unaccountably failed to arrive at their destinations.