Here is the full list of all 28 The 7th Guest VR achievements.
Defeated old man Stauf.
Solved all puzzles.
Solved all puzzles without using the auto-solve.
Listened to all Stauf's records.
Solved the Attic Chapel.
Solved the Attic Landing.
Solved the Bathroom.
Solved the Workroom.
Solved the Music Room.
Played the secret record.
Solved the Nursery.
Solved the Game Room.
Solved Burden's Room.
Solved the Kitchen.
Solved the Library.
Solved Temple's Room.
Solved Heine's Room.
Solved Dutton's Room.
Solved Knox's Room.
Shine on Stauf's painting to reveal his true self.
Solved the Dining Room.
Entered the mansion.
Picked up all the photographs of Stauf and his guests.
Picked up all the Stauf coins.
Played all of Stauf's Chronicles.
Listened to all Stauf's music boxes.
Took out 7 of Stauf's souls in the final battle using one of your own.
Killed 5 roaches.