Shen Yao learns about the missing jade and wants to use it to catch the killer. Cheng Shi Liu finds the missing key. Someone comes to sell the missing jade and gets murdered. There is a rumor about a fox demon killing villagers. Yu Chang Feng is ordered to investigate the fox demon by his new boss. Shen Yao decides to investigate because it is tied to the missing relief fund case. (Source: jindreame at MyDramaList)