>>33860667Basically
>Fall into it via a "glitch">Walls are a dingy yellow wallpaper>Rooms and hallways never end and are always empty>Everything is always lit with fluorescent lightsAnything else is additional, added by people who wanted to make it "scarier". The monster was added later, which turned into the memes.
It's why Backrooms 1998 is a very loose interpretation of an already bare-bones story, as the wallpapers change, there's an actual path you should follow, it gets dark as hell, rooms are packed with things, blood is everywhere, there's an OC monster, etc. It's essentially a modern-SCP story, including the twist.
