The question is never which of you is going to cave first.
This is just letter-perfect: Minerva's neediness and her frustration at it, and of course Mrs. Zambini and her predatory approach--just exactly as I imagine such an encounter might unfold. I love how inscrutable Mrs. Zabini is here. Fifty points to the author for sheer cheek!
Lorem ipsum dolor sit amet, consectetur adipiscing elit. Ut elit tellus, luctus nec ullamcorper mattis, pulvinar dapibus leo.