Midnighter Louie, the coolest cat in Las Vegas, deals with some nefarious characters at the Crystal Phoenix Hotel and Casino. Its owner, Miss Temple Barr, was contracted to repurpose the hotel for a new, family market, and she was also asked to write the final number for the satirical show Gridiron. While researching the history of the hotel, Temple discovered interesting details about an old story about a gangster's treasure and a mysterious murder, which aroused the interest of the gangsters. Meanwhile, ex-priest Matt Devine finds himself under the watchful eye of Police Lieutenant Molina when his stepfather's body falls from the ceiling onto a casino gaming table.