C193 "If I'm not careful, then I know something."

"I said it's important before I can open it." Lou Xinyue murmured to herself in the study room.

He had said that something would happen when he returned to the capital and told her to open it, but what was it?

Is this matter with Bai Mei considered?

Back then, he had clearly said that when she returned to the capital, she would know that something had happened. In that case