I was kidding around—but I think you are of totally spot on. The metaphor works well from Buffy's perspective (both in the broader sense of falling in love with a someone who turns out to be a monster, and in the more specific sense of unknowingly having sex with one).

Yes, please?

It doesn't change the woman. But it rips the man's soul from his body….Maybe we shouldn't read too much into that one.

Peter Wolf: "It sounded like nothing else on the radio…"

Well, if you are waiting for the show to depict football as a total waste of time and Texas as nothing more than a backward hell hole, you should probably save yourself the effort and watch something else. Just some friendly advice.