Entered the mansion.

Solved the Dining Room.

Solved Heine's Room.

Solved Knox's Room.

Solved Temple's Room.

Solved Dutton's Room.

Solved the Library.

Solved the Kitchen.

Solved the Game Room.

Solved Burden's Room.

Solved the Music Room.

Solved the Nursery.

Solved the Workroom.

Solved the Bathroom.

Solved the Attic Landing.

Solved the Attic Chapel.

Defeated old man Stauf.

Solved all puzzles.

Solved all puzzles without using the auto-solve.

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.

Listened to all Stauf's records.

Killed 5 roaches.

Played the secret record.

Took out 7 of Stauf's souls in the final battle using one of your own.