Chapter 552: Chapter 552. Su Qing's Invention

Wan Yulin's heart disease acted up, and all the imperial physicians in the palace were summoned to Yangxin Hall! In order not to shake the morale of the army, Wan Yulin's illness was strictly kept a secret. However, the Emperor did not attend morning court for several days in a row, which still aroused the suspicion of the ministers.

Yan City,

Xiao Zeyu led the army to camp in Yan City. He was not in a hurry to continue attacking the city and seizing territory. He first let the army rest for a few days and recuperate before continuing to attack.

Zhang Jinglin and Zhong Yong followed him into the tent to discuss the next attack plan. Xiao Zeyu pointed at Shanhai City on the map and frowned.

"There are many mountain ranges here."

Xiao Zeyu pointed at a high hill,

"If they set up mortars at this position, it will be a fatal blow to our army."