Quest Stages - DB07 (The Cure for Madness)

10 Talk to Astrid
Upon my return to the Sanctuary, I was informed by Gabriella that there was some kind of "incident" with Cicero. I need to speak to Astrid to find out what happened.
15 Search Cicero's room
While I was away, Cicero went berserk and tried to kill Astrid. He fled the Sanctuary, with Arnbjorn in pursuit. I need to locate them both, and then kill Cicero.
17 Read Cicero's diary
19 Talk to Astrid
20 Locate Arnbjorn
25 Talk to Arnbjorn
30 Enter the Dawnstar Sanctuary
40 Kill Cicero
50 Kill Cicero, or leave the Sanctuary
60 Report back to Astrid
200 After learning that Cicero went berserk and tried to kill Astrid, I was ordered to go to the Dawnstar Sanctuary, find him, and end his life. The matter has now been resolved.
666 Behold Shadowmere