 Ribert St. John stumbles in the room, dying with a back in his knife, saying "Yiu did it" to his ex, Melany, Zoe s former Vegas casino superior, who gave a press conference to announce she was going to unseat him from the board of their hotel chain. Meanwhile the insurance company has sold its investigation division to ex-cop criminologist M. Pearl McGuire; the M. puzzles Zoe no less then their case. Main suspects are the VP who own 15% of the stock and may now become CEO, and Jack, the son and sole heir, but apparently neither had time to commit the crime- until a turning billboard from a hotel across the street provides a surprise solution for that problem...