Xu Mingzhen felt that Xu Mingjing was not naïve, but rather she had an overly positive view of the situation.
Since they had been young, Xu Mingzhen had helped and protected Xu Mingjing.
It was all right if she suffered a little because of her. She did not mind, as Xu Mingjing was her sister after all.
However, Mo Mo has now become the most important person to her.
Her biological sister was not above her biological daughter.
She was willing to suffer a little to help Xu Mingjing, but she would not stand for the idea of letting her daughter suffer to help Xu Mingjing and her daughter.