Here is the full list of all 11 All You Can Eat achievements. It takes around 0-1 hour to unlock all of the achievements on Windows.
You listened to all of the channels!
Finish in under 80 panels!
No, we don't solve problems with violence in this game...
You have talked to everyone around!
You saw all the night locations!
Right-clicking really is an achievement.
You really filled up your inventory!
Finish the game in under 3 minutes!
I needed those pills!
You have successfully printed out your first comic!
You have successfully finished the game!