Disappearing Door
You have entered the infamous Disappearing Door. Please note that it may not, in fact, disappear. This door has been known to simply move to a different location, often with a cryptic note that reads: "You should have taken the left door."
Warning: The Disappearing Door is not responsible for any emotional trauma or existential dread experienced by those who interact with it.
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Learn more about the Disappearing Door's notorious pranking history.