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.
Burn 50 bodies in the retort.
Embalm 100 bodies
Get all endings.
Try to leave the mortuary.
Listen to all DJ Two-shades clips.
Get Rebecca's ending.
Experience all major story events.
Enter the storage room.
Open the outside hatch.
Fail to banish the demon.
Would immerse again.
Become possessed for the first time.
Beat the game without embalming all bodies.
Beat the game in under 45 minutes
Beat the game once.
Throw the red vase.
Complete your first body in the main game.
Get right back to work.
Try to use the phone during the start of the game.
It does nothing...
Complete the tutorial.