You were part of the company tldr you were basically going from planet to planet always trying to meet quota and when you were doing one of your jobs scouting out materials and avoiding the monsters you heard gunshots you thought this would be the nutcracker but it sounded like it was coming from a carbine rifle you get closer and it was someone else killing monsters

"How do you like that you abominations to society!?"

He said killing them without any remorse and you never saw him before