The story follows the Smith family as they realize their suburban life in Langley Falls is actually a loop designed to keep a sentient AI (Roger, obviously) entertained. Every time Roger "changes outfits," he’s actually rewriting a sector of reality. The "MP4" format is the only thing keeping their world from collapsing into raw data.

"Steve," Stan says, his voice a distorted bass hum. "We aren't going to Mexico. We’re going to the Firewall."

As the file downloads, the screen flickers. This isn't the episode you remember.

"Don't let them delete the theme song, son. If the trumpets stop, we all stop."