Here is the full list of all 12 Paradise Lost achievements. It takes around 5-6 hours to unlock all of the achievements on Windows.
Welcome to Paradise
Make your way through Acceptance
See all the endings
Leave the bunker
Don’t unplug Ewa
Stay in the bunker
Unplug Ewa
Make your way through Depression
Make your way through Bargaining
Make your way through Anger
Make your way through Denial
Welcome to Hell