Full list of all 25 The Mortuary Assistant achievements. It takes around 25-30 hours to unlock all of the achievements in the base game on Windows.
The base game contains 21 achievements, and there are 2 DLC packs containing 4 achievements.
Try to use the phone during the start of the game.
Try to leave the mortuary.
Burn 50 bodies in the retort.
Listen to all DJ Two-shades clips.
Embalm 100 bodies
Get all endings.
Experience all major story events.
Enter the storage room.
Become possessed for the first time.
Get Rebecca's ending.
Beat the game without embalming all bodies.
Throw the red vase.
Beat the game in under 45 minutes
Open the outside hatch.
Beat the game once.
Would immerse again.
Fail to banish the demon.
Complete your first body in the main game.
It does nothing...
Get right back to work.
Complete the tutorial.