Here is the full list of all 17 Fobia - there are St. Dinfna Hotel Demo achievements.
Combine four itens, to make a new one
Simple as breathing, just save the game 3 times.
"I don't need this anymore." Discard five items to unlock this achievement.
Access and open the articulated ladder
Simple as breathing, just open the items chest
Born journalist. Get all the documents
Go through all the rabbits in the demo
Assemble the 3 gears
Use the camera with night vision for 5 minutes in a single match
Use the flashlight for 5 minutes in a single match
The end point of the demo, get in the elevator
Unravel the puzzle from the perforated plate
Finish the demo in less than 30 minutes
Finish the demo in 8 minutes
Simply Jonisvaldo
It's not a bug!
Yes, they are drawers ... but not "just drawers"