Here is the full list of all 21 Bad Dream: Coma achievements.
Time to grow up
End the game with the dirty cursor
Accept his help in hospital
Visit higher floor of hospital
Thank you for playing :)
Take the unwanted job
Edit my game
Use the scissors to get the button
At some point it was a bug :P
Be the change you wish to see
Don't take any damage
Shiny reflection
Make a dog happy
Don't let the boss kill you!
Visit the hidden room
Use the special bait
Make a special call
Death's Messenger
Get the camera on the graveyard
Bad Ending
Victim of its own mistakes