Aren't you curious about the giant door to the southwest? They say it's sealed to prevent some poisonous mist from leaking out, but I'm not fool enough to fall for that. You know what I think it is? Treasure. Legendary weapons, sparkling jewels, and mountains of gil so thick you could bury yourself in them! Those stories of poison mist are just to keep us from getting too curious, you'll see.
— In-game description
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