C196 The Battle Was in a State of Chaos and Carnage(3)

After Zhao Yun had left the camp with the reinforcements, Gongsun Xu and Guo Jia climbed up onto the archery tower behind the gate and looked out over the city. The sky was still overcast, and they could barely see anything except the faint glow of the lights. Because they had made all the preparations beforehand, they didn't dare to think that the probability of failure was very low