When the prince enters the hall, he is surprised to find that his sister has come to ask him about the truth about his mother's death. The prince tells his sister that his mother was a learned woman who got close to her and then cruelly poisoned her. He says that he was the one who ordered her to kill her mother. He asks his sister if she knows who killed her mother, and she says that she does not. He tells her that she lost her mother at a young age, and that she was hated by then. He then asks her if she thinks it would be best to keep the truth to herself. She says that it is better to keep it to herself