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