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