Synopsis: When Navy pilot Dale Heath takes off, he doesn't expect his navigational equipment to fail, and must adapt when it goes out along with his radio. Heading straight for a commercial jet piloted by Dick Barnett, whose plane is full of passengers, Heath can't tell which way to turn in order to avoid a catastrophe. Subplots including Barnett's co-pilot Mike's relationship with a flight attendant, buoy this tense airborne thriller.