Venture into the Sunless Cell and stop Xivu Arath's ritual to tear the Echo from Eris's throne.
You are tasked with taking a fireteam into the Sunless Cell in order to stop a ritual conducted by Xivu Arath and to steal away the Echo of Navigation.
"Xivu Arath weaves a ritual to tear into my throne and steal away the Echo. Silence her, my Knife." —Eris Morn