Here is the full list of all 31 Sinless achievements.
Be annoying
Not dress properly
Look carefully
Change the light
Look at yourself
Beat the game
Complete the third act
Use a levelhack
Fix the cyberslut
Get a Prog pro
Complete the second act
Lose
Use a prog hack
Fix Poochie
Get something from Anne
Complete the first act
Check out the picture
Get a cornbun
Pop the Prog
Check newsfeed
Play ghostface
Get a pearpod
Get an apple
Make bed
Start the trip
Get 10 kills in mojojoe
Get a score of 5000 in Ghostface
Have a "dead end" conversation
Read all the news
Get 30 kills in mojojoe
Get a score of 12000 in Ghostface