C669 full of inferiority

Wu Shan's letter could be considered to have been delivered to the southwest. The messenger was sent to the military camp quickly, afraid that there would be any delay.

"He's here, he's here. A letter has arrived."

The messenger passed Wu Shan's letter to a little soldier in the army camp, and when the little soldier saw this letter, he knew that it must have been written by Wu Shan