Here is the full list of all 13 Where Birds Go to Sleep Demo achievements.
There is something you missed.
Become a little man.
Worry not. It's a waste of time anyway.
Find your excuse.
Uncover it all.
Find the treasure inside the jewelry
What happens on the dreaded night?
Find an unsent letter.
You thought they would believe you?
A dream most unpleasant...
Who lives in your head?
You notice. And are being noticed...
Relive the jovial gatherings.