Full list of all 12 I Hear Them achievements.
The base game contains 0 achievements, and there is 1 DLC pack containing 12 achievements.
Complete Night 1
Complete Night 2
Complete Night 3
Complete Night 4
Finish the game
Accept the king rat's offer
Decline the king rat's offer
Spot the giant rat watching you from outside during night 2
Hear the giant rat in your parent's room
Find all of Lola's toys in a single playthrough
Unlock the secret ending
Enter the caves