Here is the full list of all 14 Husk achievements.
Answer all phones
Kill the fisherman without taking any damage
Traverse the caves in one go without dying
Get to the police station without being detected
Finish the game
Shoot the heart
Listen to your inner voice
Kill every type of enemy in game
Find the underground research station
Have 12 bullets at the same time
Collect a weapon
Escape the monster in the police station
Die to environment
Finish the prologue