Board Thread:Lore Discussion/@comment-95.94.124.138-20130922100323/@comment-9212235-20141009182041

"Then I see every next Harbinger turn away from Sovngarde and enter the Hunting Grounds of their own accord."

Probably a metaphor for their desire to remain with Hercine and not cure themselves and he goes on to talk about his choice which probably is a metaphor for his desire to cure his lycanthropy. But in the dream they still choose.