Mrs. Granger's storeroom. She has 500-600 quarts of canned food. "You never know what may happen." Yamhill farms. (FSA - Farm Security Administration). Yamhill County, Williamette Valley, Oregon
This game was ahead of its time. Released in 1983, it was doing parallax backgrounds which gave it a 3D effect. And this makes a big difference for a game that’s pretty much like Space Invaders and Galaga.
Which is why home conversions fared poorly. You do not want to play the Famicom or MSX versions of Exerion because they fare very poorly.