Well, I'll say nothing about the sudden and strange change in Harry's behavior.
But my God, couldn't find some more logical way to enslave Tracy? I don't the old good life-deb from the past would be much better, than this nonsense! Mr. Davis could hardly be a SUCH idiot...
And it would be nice to explicate, why her fathers word, who isn't the Head of Family affect Tracy so much. What is it, family magic, or something else?