Is there a different way you join in Skyrim? For the quest in Legends, see Chapter 18 - A Knife in the Dark.
In Skyrim, I have killed lots of people, but I can't seem to find the Dark Brotherhood and I haven't been contacted. Tenet 2: Never betray the Dark Brotherhood … Joining the Dark Brotherhood opens up its own questline with the ability to gain unique weapons, armor, and followers.
