Strictly speaking, the Wenyang Tribe had two military adviser positions.
One was the military adviser in the Barbarian Language, called "Karoye," meaning "one who helps devise plans." This position had a long history, passed down through generations within the tribe, and was temporary in nature. Whenever troops marched to war, the commander could choose anyone as his Karoye, even Zuo Youhaye. The other used the Chinese term "military adviser" directly and had been created specifically for Guo Shao.
Eleven years earlier, the Wenyang Tribe had fought a great war against the Yongning Tribe. At the time, the Chief, Le Luoluo's father, Le Gu, had already been plagued by illness, though he was not yet bedridden. With the tribe's survival at stake, he had personally led its main force into battle, fighting fiercely against the enemy at Deer Ridge. After several days of stalemate, his chronic illness had flared up. His skin had grown red and feverish, his joints had swollen like peaches, and he could no longer even lift a saber.
To steady his people, Le Gu had raised the Kuna Banner before his tent and announced that he needed quiet to devise a plan to defeat the enemy. All orders were to be relayed by his personal Han slave, Guo Shao. Though supposedly only relaying orders, Guo Shao had often commanded in Le Gu's stead. The generals had initially harbored doubts, but command remained orderly, attacks and defenses proceeded methodically, and an enemy night raid was thwarted. The army's morale had settled.
Later, they had inflicted a crushing defeat on the Yongning Tribe, sending the enemy into headlong retreat. When Le Gu rewarded their achievements, he had not only freed Guo Shao from slavery but also granted him treasures and servants. He had further created the Han position of