Here is the full list of all 23 Die Young: Prologue achievements.
Do not kill any person or animal (except for the Hammer Guy)
Complete the game without being spotted
Complete the game without letting any Junkie die
Complete the game without being hit
Kill th Huge Hammer Guy in less than 60 seconds
Complete the game
Complete the game without using Perception
Kill (or let others kill) anything that breathes
Kill the Huge Hammer Guy using a rock as a deathblow
Go past the Harbor through a secondary route
Perform 25 kills using fire in a single playthrough
Craft all the craftable items in a single playthrough
Craft 7 Deadly Arrows in a single playthrough
Push all the buttons in the game in a single playthrough
Find all documents in a single playthrough
Go past the Harbor through the main gate
Perform 20 headshots in a single playthrough
Feed a dog
Get drunk
Take the Unknown Drug
Hit the button of a sliding gate with an arrow from a distance of 30 meters
Find the Ancient Idol
Exit the Sewers