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