In her lair is the skeleton of Gaston Bellefort, who, according to his journal, was spying on the Dark Brotherhood and thought himself unnoticed. Inside the sanctuary, a docile pet frostbite spider named Lis can be found.
As most of the sanctuary is an Ancient Nordic Ruin, between two staircases is a word wall where a word of the dragon shout Marked for Death can be learned. Most of the actual sanctuary is an Ancient Nordic Ruin, but also consists part of a cave network with multiple rooms. The pass phrase needed to enter, 'Silence, my brother,' is only gained by starting ' With Friends Like These.,' or killing Astrid when she is encountered and thus starting the quest ' Destroy the Dark Brotherhood!' Giving an incorrect answer will cause the door to say, 'You are not worthy.' Architectural design Only after the Dragonborn has had direct contact with the Brotherhood can one be allowed entry to the sanctuary. When approached, it asks the following of the Dragonborn in order to gain entry: 'What is the music of life?' The correct answer is, 'Silence, my brother.' The incorrect answers are as follows: Outside is a pitch-black pool of water and a mysterious door displaying a carving of a skull, with a bloody handprint signifying The Dark Brotherhood emblazoned on it.
The door to the Dark Brotherhood Sanctuary.
