Here is the full list of all 21 NSFW ~ Not a Simulator For Working achievements.
Have all of the video collections
Interact with the ghost
Done all of the available jobs
Having more fun than work in a day - 15 times
Caught having fun - 50 times
More work than fun 15 times
Activate any cheat code
Click everything... everytime...
Having more work than fun in a day - 5 times
Having more fun than work in a day - 5 times
Have all of the software collections
Have half of the video collections
Done half of the available jobs
Dismiss coworker - 30 times
Start conversation - 60 times
Complete the progress bar of any coworker in the contacts
Dismiss coworker - 10 times
Play through 7 days
Start conversation - 20 times
Caught having fun - 5 times
Buy your first video