It was not only this. It was more what looks to me like psychopathic tendencies: Eventually she was caught in all kinds of lies, because she lied so much abou

It was not only this. It was more what looks to me like psychopathic tendencies: Eventually she was caught in all kinds of lies, because she lied so much about so many other things as well that once her sisters started talking with each others they realized it quickly. As far as I understand she had been telling different stories to each of them and to her parents.