Here is the full list of all 20 Late Shift achievements. It takes around 4-5 hours to unlock all of the achievements on Windows.
Don't cross the line
Fall for the bluff
Watch all seven endings
Convince Parr it's a fake
Go home alone
Watch four endings
Go to the Tchois
Find all main chapters
Reject the offer
Enter the wrong code
Pull the trigger
Take the high road
Accept the offer
The key to friendship
Don't fight
Don't give in
More than just friends?
Defeat the odds
Split the share 50/50
What are the chances?