So where did she come from? Previous race of people or was Adam and Eve's family large enough after a few generations for there to be 'kissin' cousins' by the time Cain was told to hit the road?
But you didn't answer my question about the watchers. What's the story? Who are they?
They sound like something from post-exile belief, perhaps even the Hellenic period.
Either that, or something from the Fantastic Four comics series. ;')
There's at least one OE Creationist who takes the view that Adam and Eve were the first humans with souls, IOW, there were other humans around. The Concordant Translation claims that Genesis' first words are "In a Beginning" rather than "In The Beginning", from which one can infer either that view, or a few other views.