Killed as a Refugee and Became the Emperor of the New Dynasty

(Kill decisively) (Alternate history) In the third year of Kangning, the barbarians broke through the border and entered, and the fire continued in the Central Plains. It's just that there seems to be something wrong with this barbarian tribe. Why did they come to the hinterland of the dynasty in just a few months? And Zuo Qing also became a refugee amidst the coercion of everyone. As for how to survive, only God knows.