 When a disgruntled air traffic controller on suspension decides to make his return to the airport ahead of schedule with a gun, Harley is held hostage along with the entire tower crew. Hoping to secure the release of the hostages, Roger trades his life for theirs only to have both airport supervisors held at gunpoint in the tower, while Henry tries to talk down the gunman. Meanwhile, Wally s sudden attack of an international passenger has his future at the airport in jeopardy with Betty fearful that she may lose her long-time partner.