Felon with a gun? Check.
Gun show loophole? Check.
Self-defense against aliens who live under the sun? Check.
The seller initially thought Eisenman was joking, but Eisenman went on to say that every 30,000 years, aliens who live under the sun come to Earth to kill humans, and so he plans to be prepared for them because "they're going to be coming soon.".
After checking his background, police discovered that Eisenman is a convicted felon. As such, he is not allowed to own handguns or rifles