

Enter 5 invalid commands in the Entrance room.
Clear the Portrait Gallery.
Discover 100 unique lines of text.
Clear the Study.
See the Bad Ending.
Clear Arthur's Bedroom.
Clear the Whisper Passage.
Answer a question correctly in the schoolroom.
Read Arthur's hidden letter.
Earn all other trophies.
Obtain all 6 Memory Shards.
See the True Ending.
Obtain 3 Memory Shards.
See the Good Ending.
Clear the Nursery.
Clear the Service Passage.
Survive the Back Stair Landing.
Obtain your first Memory Shard.
Check your inventory while carrying 5 or more items.
Interact with every object in the Service Passage before leaving.
Try to leave the Back Stair Landing before winning the fight.
Use a fight command after Arthur is already gone.
Say the wrong name at the Service Passage door.