C289 Yan Shuai's Cloak(3)

Beyond the Yang Gate Pass, the borderlands stretch for hundreds of miles, a vast expanse of snowy wilderness. The terrain is treacherous, scarcely trodden by human feet. Save for the annual hunting expeditions by the troops stationed at the pass, no bandit dares to venture within three to four hundred miles of this domain.

The cavalry's reach extends only three hundred miles beyond the frontier