The fate of schadenfreude

In an instant it was the fifteenth day of the first month of the year.

Prince had been enthroned for several months, and everyone thought that the new emperor was a gentle and kind king. He must have raised his family, raised his interest, and made peace his priority. Unexpectedly, the new emperor had issued several decrees, emphasizing agriculture, commerce and military defense, all under three controls, which made people quite surprised. Only those who accompanied him or her during the coup on the same day may understand a thing or two, saying that the country should pay more attention to agriculture, commerce and military defense. The prince's goal was to enrich the nation and strengthen the army.

No matter what the state affairs were, the second lady of Jing 'an marquis house, Ye Jiayao, had a headache at this time. Why?