Talk:Petrus of Thorolund/@comment-96.224.94.196-20180523085023/@comment-4511886-20180523203917

If you killed him before he returned from the Catacombs (after Reah appeared in Firelink, and then left for the Catacombs) you'll aggro Reah and her companions permanently. Basically, if Petrus talks about how he got separated from Reah, you can kill him. Otherwise, don't.