Adam Danzig, hoping to attract investors for his fledgling Aircraft Company, has entered his experimental plane in the speed competition at The 1931 Utica Air Show & Aeronautics Exposition. Utica, a small city in upstate New York, had earned the nickname "Sin City" during the Prohibition Era. Adam's innovative aircraft, the X-3, has attracted the attention of a foreign operative and others on the scene. What could go wrong?