There's trouble in River City! The much celebrated city manager, Stacy Lamar, darling of the liberal media is missing. She has vanished overnight and the SAPD hasn't got a clue as to what has happened to her. They come up empty after a week long search. San Antonio's mayor, who is up for re-election, is worried and needs answers. He decides to bring in private investigator Joe Gun of Riverwalk 6. The police chief is totally against it, but reluctantly gives in. The bad guys get the news and start squirming with fear when Joe rattles their cages. In the middle of all the intrigue, there is growing anticipation of romance at the famous Riverwalk Castle.