Downward Spiral: Prologue
8 Achievements
Steam
What's This Button For?
Press a button.
30.7%
How to unlock the What's This Button For? achievement in Downward Spiral: Prologue - Definitive Guide
RikkiUW
TrueSteamAchievements
TrueSteamAchievements
In the final room where you go towards the area marked 'A', there's an area that looks similar but is broken slightly to the left. Go there and press the button.