Here is the full list of all 15 Alpha Hole Prison Demo achievements.
Stumble on a crime scene
Sit near Max
Get sentenced
Pick an unorthodox protector
Sit near Verataz
Sit near Reaver
Xenoskar: Please join me, Miguel.
Keep a good thing going
Get killed for stealing
Scream for someone
Threaten to Turn Someone In
Consider making an impression
Don't pick a protector in time
Be hesitant to commit to a god
Sit near Rexilllator