Just as she had told Old Lady Fang, she did not care about the Ning Family at all, but she knew that the Ning Family did not think well of her.
This is just like when you and a passerby accidentally bump into each other and start an argument, or perhaps because of something else. You even get into a physical fight that can no longer be resolved even if you wanted to. Once passerbys, now you will ignore each other or violently curse each other out whenever you see each other.
In the end, that all amounted to nothing. In life, many things happen and you would meet many people. It is hard to prevent your top teeth from touching your bottom teeth.
But you can't just have someone die because you want them to. Moreover, without any deep-rooted hatred, and against a young girl who didn't really understand anything.
Your ancestors were the ones to have done the deed, but you are still unsatisfied. So you decide to eliminate the person in question?