Well, there's already the creator's thread explaining why this thing is happening or not.
https://f95zone.to/threads/unren-ba...compiler-console-developer-menu-enabler.3083/
View attachment 366324
Then you have to look for what an .rpa file is and what it contains, same for an rpyc file, why we decompile it.
And that's for sure it's not on this thread that you're going to find that, google search: "renpy .rpa" or "renpy .rpyc" and you'll find your happiness.
Understand the basics and you will have more questions but only answers.
Just place Unren.bat with .exe game and watch the magic work.