"But now that I know the true face of the godfather, I suddenly think that you are probably not the first person to know this secret. My father also had knowledge of the godfather's true identity."
Initially, when Third Young Master Jun told her about the godfather's real identity, she was shocked by the godfather's identity but did not think deeply about it.
Later on, she vaguely felt something strange but could never fully realize it.
It was not until she was about to leave the Su Family area that her unease gradually grew. A flash of insight suddenly came to her, and she realized that the godfather's identity was related to the secret her father kept, otherwise, how could there be so many coincidences.
If she was right, many odd occurrences could be explained.