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