In reality, if you encounter a link for "JellyMen.zip" on a forum or Discord:
It is frequently part of an Alternate Reality Game (ARG) where the "horror" is scripted for entertainment. File: JellyMen.zip ...
Are you and need help writing the lore for it? In reality, if you encounter a link for "JellyMen
If you enjoy this type of "lost media" horror, you might like: A deep-web horror game mystery. Ben Drowned: A haunted Zelda cartridge story. The Backrooms: A viral concept of endless, liminal spaces. To help you further, could you clarify: liminal spaces. To help you further