Find all the Further Miscellany collectibles
Throw something at a spectre
Get the contents of all voice-locked safes
Use the flash on a spectre
Find all the collectibles, except the Further Miscellany ones
Remove all the rot in the Mansion
Hide in a wardrobe
Unlock the Wraithgrasp ability
Find your father's old camera
Die and return to the Mansion
Unlock the Insubstantiality ability
Get all the trophies in Afterlife
Find all the collectibles