Here is the full list of all 23 Haydee achievements.
Complete the game without saving.
Complete the game in one hour.
Complete the game with no damage received.
Kill all the bots you encountered.
Complete the game with 80% headshots.
Complete the game with the default pistol only.
Complete the game killing no more than 50 bots.
Complete the game on Hardcore.
Create havoc.
Die in the same room 3 times in a row.
Break the system.
Become the new Master.
Fail the escape.
Complete the game on Softcore.
Find the useless card.
Find the Pliers.
Find the secret room.
Find the SMG.
Find the Magnum.
Find the Crowbar.
Complete the tutorial section.
Find the tutorial section ammo.
Find your death in Haydee.