Here is the full list of all 19 >observer_ achievements. It takes around 12-15 hours to unlock all of the achievements on Windows.
Earn 3000 points during a single trapware run.
Embrace Adam.
Finish the game without dying.
Find all nanophage patient cards in a single playthrough.
Find all roses and discover the final resting place.
Find all RC cars and recall a memory of Adam.
Reject Adam.
Find and listen to all patient interview recordings.
Survive Adam’s trapware.
Complete all With Fire And Sword: Spiders arcade games
Overdose on synchronization pills.
Decide the fate of the organ farm.
Decrypt Adam’s figurine.
Interrogate 20 tenants.
Find 10 nanophage patient cards.
Interrogate Amir’s clients.
Analyze 100 objects.
Decide the fate of the merging minds.
Complete your first Dream Eater sequence.