there is malware in at least the files linked from gofile, PillKing-0.21-pc.zip with md5 c47b9707e94d7d5cde67654854920915. it contains python to download and execute malware (i've edited parts of the url):
# Download and execute the file...
renpy SDK has a builtin tutorial. you can try it and read it and edit it freely. for the first try, you could just make a linear game (no choices or sandbox, just a story with pictures) and it would be very easy.
i run games almost exclusively on linux (nearly 1000 so far). for renpy, this is easy, as most games will already include linux binaries or are trivially runnable under vanilla wine. most windows unity games work ok as well. some engines like RPG Maker MV are not very good.. but sometimes work...