Here is the full list of all 20 No Stone Unturned achievements.
Deliver your first package.
Go grab a drink.
Forget you were supposed to be somewhere.
Meet your friendly local dealer.
You couldn't say no.
Get to know a powerful ally.
Pay Jim a visit.
Find the apartment empty.
See the crime scene.
Seek legal advice.
Check up on Tobey.
Participate in a school exchange.
Make a deal with the swindler.
It's time to move on.
Cut the loose ends.
Make your last delivery.
Leave it all behind.
Spend every afternoon at the bar.
Take a moment to gather your thoughts.
Unlock every ending.