Here is the full list of all 13 Shining Hotel: Lost in Nowhere achievements.
Leave room 209
Get stuck in a time loop
Meet the Mother
Get away from the Radio Ghost
Look out of the window in room 209 and see that «something has changed»
Leave room 2..
Get away from Camerahead
Go through the basement and jump down into the Pit
Learn the secret of this world
Doom yourself to a never-ending fall
Stay in room 209 for more than 10 minutes
Listen to the radio message till the end to hear a secret message
Start a never-ending flight