Here is the full list of all 25 Don't Escape: 4 Days to Survive achievements.
Be the sole survivor
Get the perfect result on night one (spiders)
Unlock the True Ending
Get the perfect result on night four (air)
Make sure everybody survives.
Don't use the car.
Get the perfect result on night three (bandits)
Get the perfect result on night two (heat)
Get the perfect result on night one (locust)
Complete the game
Unlock the Awakening mode
It would never go this high on its own...
Survive the fourth day
Get the perfect result on night four (fuel)
Survive the third day
Get the perfect result on night three (thunderstorm)
You didn't forget to say goodbye.
Witness the last snowman in the world
Get the perfect result on night two (cold)
Survive the second day
So that's what this item is for!
Learn this and that about your neighbourhood
At least you tried!
Survive the first day
Get the perfect result on night one (gas)