Garnett goes to West Germany to investigate a report from an ex-Luftwaffe General that planes are landing at a disused airfield. Is the General imagining things, or is there really a mystery to be solved?

Garnett has reason to believe a murderer has stowed away in the nosewheel housing of a freight plane bound for New York. But murderer or not, the man's life is in danger.

An ex-bootlegger decides to tell all he knows to a Congressional Crime Committee. To stop him, his old associates kidnap his granddaughter.