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
Complete the second chapter
Behave, Citizen!
Unlock every terminal code
Perform a speed run
Complete the first chapter
Keep talking! Be sociable!
Combine 100 objects incorrectly
Buy 10 cans of Skunk
Put on the seductive dress
Find the retro video
Read tons of descriptions