C509 Antidotal
When Shen Qian found out that he could not find Tang Ziji in the General Qin's residence, he was sent out by Mo Weinong to fetch him.
He was the only one other than Mo Weinong that knew that Tang Ziji was the only one that had just returned to the General's Estate from the Prince Qing Palace, so if they were to look for him from that path, they would most likely be able to find him.
Sure enough