Here is the full list of all 22 Find Yourself achievements.
Found 5 of 5 notes.
You examined your mother's bath.
You found a body under the bed.
You found out that the mother is hiding something.
Found 4 of 5 notes.
You've been spotted.
You have opened the chest.
You've explored the park.
You have selected the wrong keys.
You looked out the window.
You have opened an additional level.
Scheduled appointment.
You're awake.
In the trash!
Found 3 of 5 notes.
You found the portal.
You turned off the electricity in the house.
Found 1 of 5 notes.
Found 2 of 5 notes.
You have been trained.
You've started the game.