He's so desperate and so strong and so weak all at once.  The raw, animalistic sex is fantastic, but it is the emotion of the characters that rules this story.

The poor things!  They seem so lost, but at least they've found this thing between them where they can bond and commiserate in their own way.  Perhaps the castle knows and doesn't wish them to be found.

Wow! Wrong or not, I think they both needed this moment to fortify them.  And for myself rather than to myself really does make all of the difference.

So much to live here, but I'll just point out that dream sequence.  *fans self*

I'm not so sure I've read this before. I'm sufficiently intrigued, and I am moving on.