Awarded for getting any of the other achievements as your first.
Complete The Stanley Parable.
Test achievement description! Replace this!
Quit the game and then start it again.
No seriously, we disabled it.
Play The Stanley Parable for the entire duration of a Tuesday.
Click on door 430 five times.
Complete The Stanley Parable in under 4 minutes 22 seconds (not including load times)
Set all settings sliders in the menu to all the available numbers.
Don't play The Stanley Parable for ten years.