Li Rong and Pei Wen Xuan make decisive choices, using their past investigations to come up with countermeasures. But they feel that Consort Rou alone cannot come up with such plots. However, she's familiar with the delay of Crown Prince's wedding. They realize that Su Rong Qing taught Li Rong that idea in their past life. Only then did they realize that Su Rong Qing was. (Source: Viu)