Here is the full list of all 12 AR-K achievements. It takes around 4-5 hours to unlock all of the achievements on Windows.
Tell at least 3 jokes
Combine 100 objects incorrectly
Perform a speed run
Find the retro video
Buy 10 cans of Skunk
Complete the second chapter
Behave, Citizen!
Unlock every terminal code
Complete the first chapter
Put on the seductive dress
Keep talking! Be sociable!
Read tons of descriptions