C936 Tracker 19
Seeing that the northerners had moved to the north gate, Papai'an immediately ordered everyone to be on guard at the north gate. Since the south gate and the north gate were a straight line for the people in the city, the cavalry had to bypass the outer wall, so in terms of speed, the infantry was still faster than the cavalry, so they could set it up first.
"Commander, the ambush is in place