After the rescue of Wei Zheng is planned, the Crown Prince is formally demoted to Prince Xian, while Prince Jing is promoted to a seven pearl noble prince. On New Year's, an imperial ornament is stolen. The Emperor gives the task to investigate to Prince Jing, who tightens security in the city as well as station troops near Xuan Jing Bureau. Mei Changsu visits Marquise Yan, as he is part of the plan; Yan Que wholeheartedly agrees to help. Meanwhile, Xiao Xin discovers a funeral plaque for Consort Chen in Consort Jing's private chambers, and goes to Zhenyang Palace to notify the Empress. (Source: Wikipedia)