Literature
Sans X Reader - 50 First Puns CH.2
Chapter 2 - Meeting and Losing Her
Grillby nodded and headed into the back room to begin cooking up the burgers. Sans looked around the diner to see common faces and a few new, but not monsters he didn't know, they just didn't visit often. He was going to focus his attention back on the bar area, when something very unusual caught his eye.
A human was sitting at one of the booths in the diner.
It was a rare occasion for a human to walk into this establishment, since it was founded by and is mostly filled with monsters. Sans thought that was dumb reasoning, but he could understand why the humans feared them. He had once feared humans, too.