Board Thread:Lore Discussion/@comment-8248675-20130629212310/@comment-1897569-20130818190814

89.245.207.62 wrote: The Last Dragonborn is most likely (and I mean MOST LIKELY) a Shezzarine, which means that he is Lorkhan in form of a mortal. That's why he can't see Shor, because he "is" Shor.

This might explain why wielding Keening doesn't kill you.