Madam Ling had dealt with Ning Ziying herself, so how could she not know about it?

That night, Ning Ziying was drowned in the lotus pond, but there was no one else in the Cloud Reflection Courtyard. The next day, Madam Ming met with an accident. Madam Ming was called over by the Empress and was punished. When she came back, she did not forget to get someone to rip off the cloth tied to the stone. Even if someone found it, it could be said that Ning Ziying had drowned herself in ...