"Yes, what a mistake I thought at first. But then, an opportunity. You see, I led Hermione to her true parentage back in her second year at Hogwarts, and I presented her with an opportunity. One which she agreed to most readily, a chance to take her rightful place amongst us, where she belongs. However, a chance to help us from the other side, a spy of sorts. And just what family does she belong to, you ask? Well, may I present to you, Hermione Zabini."