Successfully complete the indicated task to unlock the corresponding achievement.

Achievement	How to unlock
100%	Get 100% score.
Brave one	Defeat first boss.
Burned one	Defeat second boss.
Can it be worse?	Answer "yes" to the Dead One.
Cleaner	Find all the keys in the hotel.
Forest one	Destroy the Forest one.
Forest researcher	Find all the keys in the forest.
I can see now	Beat the game.
I can't feel the pain anymore	Beat the game on neurosis difficulty.
Is this the end?	Beat the game without collecting keys in chapter 1, 2 or 3.
Meet the baker	Someone is hidding in the hotel.
Pathfinder	Beat all stages in chapter one with perfect score.
Ready to suffer	End tutorial.
Room 666	Beat all stages in chapter two on neurosis difficulty.
Satyr God	Beat all stages in chapter one on neurosis difficulty.
Smart one	Beat first difficult stage.
Steward	Beat all stages in chapter two with perfect score.
Ugly one	Destroy the Ugly one.