I don't know that dark triad men "mimic" "alpha behaviors," being socially adept, selfish, manipulative, and ruthless are attractive in of themselves; and come naturally to dark triad men.
What you articulate is EXACTLY what is going on.
But its based on the fallacy that "what they want" are the positive, logical desires that HE expressed.
Rape fantasies and claiming that she was raped. Doesn't sound like girlfriend material to me.