Pete and Mac turn to safe robbing in order to shield Maggie from the truth about the man she has fallen in love with.

Pete (Robert Wagner) probes the background of an old flame's fiance, unaware that he is homicidal. The engagement of Pete's college sweetheart to a man he distrusts sends Pete on a frenzied trail to reveal the man's true motives before the impending marriage. Tiffany Boiling and Joseph Mascolo guest star.