Nightmare of Mensis lamp
Eye (50)
Chunk (chapel entrance)
Infested Chapel
Mergo's Loft
Entrance
Balcony
Middle
Micolash, Host of the Nightmare (part 1)
:# Circular stairs
Micolash, Host of the Nightmare (part 2)
:# Mensis Cage
Mergo's Loft: Middle lamp
Upper Balcony
Upper Bridge
:? To reach here, you must roll out of the upper balcony elevator into an open window as the elevator passes it.
Tempering Damp Blood Gem (5)
Drop the Brain of Mensis
:? You will come to the lever after crossing the upper bridge, going through the dark attic and up the stairs.
Middle Bridge
:? You can get here either by using Iron Door Key (found in the area where you fight Micolash for the second time) on the locked door at the start of the area where you fight Micolash for the first time, or by dropping down a hole in the flooor near the lever that drops the Brain of Mensis (in Upper Bridge).
Arcane Damp Blood Gem (5)
Damp Bloodtinge Gem (5)
Abyss
:? You can get here after dropping the Brain of Mensis. Make your way to the large empty room with crumbled floor and large mirrors, and you will find a cage elevator in the middle.
Moon (+30%)
Requires Make Contact gesture.
:? Make Contact gesture is acquired in the Upper Cathedral Ward's Orphanage balcony. To get the rune, make the gesture in front of the brain and hold it for 30 seconds (the brain does not have to be alive).
:# ! Living String
:i Obtaining this item also unlocks it in the Insight shop back at Hunter's Dream.
Rooftop
Chunk×2 (ledge)
:? At the start of the side-street leading around the central alley with the Maneater Boar.
Nourishing Damp Blood Gem (4)
Chunk (edge)
Elevator
:i To the middle elevator.