All of history hinges on a card game that takes place in 1928 between Albert Einstein, Al Capone, Thomas Edison and an unlikely time traveller from 2012. A mysterious Doc and his posse from 2070 make sure no one screws up the future by messing up the past, and the Check Engine Light Society's origins are revealed.
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Two doctors on their way to work at a rural clinic get run off the road by a mysterious truck into a cornfield. A 1920s era crop duster lets loose a plume of orange gas that knocks them out. The trucker leaves them for dead. They awake disheveled, disoriented, and trek through the stalks. There's a Rockwellian little town at the field's edge. It's a strange slice of Americana but hold off on the apple pie when they find out it's 1958. The town's deputy figures them to be a pair of stray carnival workers, and puts them up for the night at the jailhouse to await the sheriff. An ethereal country doctor shows up first and takes them to his laboratory. The Doc tells them he's from the year 2070, and they've fallen through a portal which caused a disruption of the space-time continuum. He sedates them, and tampers with their DNA to ready them for what's to come. The sheriff is hot on their trail to stop them before they have a chance to screw up the future. The chase is on as the Doc sends them on a quest through history to set things right. Along the way they cross paths with Thomas Edison, Harry Houdini, Al Capone, Albert Einstein, and a slew of figures from the past. All is not as it seems, once they've entered the Field of Corns...