You are in a Kingdom Hearts focused Dreamwidth community on the internet. There are a number of posts on it, each of them containing a number of non-canonical situations affectionately known as "memes." Some of them even have fancy pictures attached to them. You wonder if this one just isn't trying hard enough.
There is a post here.
> READ POST
> READ LATEST POST
"Congratulations! You are now the player avatar of a text adventure! You have full control of the setting and the environment! The only problem is, you have no control over your own actions! But don't worry, the people responding to you have all bought copies of it and are more than willing to guide you in the right direction! We hope."
> TRANSLATE INTO CLEARER LANGUAGE
So here's the deal: You devise a setting for a text adventure for your character to star in; the people replying to you get to input commands as to what your character actually DOES, and you show the results of said action. And possibly some snark in the process.