As part of Lord Ding’s test, Zhuo Hua travels far to examine the traitor’s skeleton. Through her detailed autopsy, she discovers the skeleton was killed by two needles only used by the Imperial Shadow guards. The mastermind behind the Juma River incident is revealed when assassins target Lord Ding. Falling ill after being hunted by the assassins, Zhuo Hua fears she will not make it in time for the metropolitan exam. (Source: frankly at MyDramaList)