Genshin Impact Open Sesame Achievement Guide (The Foolish Fatuus Secret Quest)
In this guide we will show you how to get the "Open Sesame" achievement as well as show you how to start the secret world quest "The Foolish Fatuus" in Genshin Impact.
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To start this quest you will first have to deactivate all 8 strange devices in Sumeru.
🎯 You can find a guide on how to do this here!
Once you have deactivated all 8 devices you will want to return to the camp shown below. This will then start the secret world quest "The Foolish Fatuus".
Now just follow the quest markers (you can't get lost) to finish the quest and get the "Open Sesame" achievement.
Video Guide
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