The stakes are high, as a key figure in the U.S. Foreign Affairs Department in Washington has mysteriously disappeared. Before other Government agencies learn that he is missing, an anonymous high-ranking politician hires PROBE to find the diplomat and discover his motive: Did he run off with his mistress, or is he betraying his country? The stage is set for intrigue as Lockwood's search takes him to a jet-set Washington diplomatic club and learns the truth.