fake gentry

During the Yongjia era of the Western Jin Dynasty, the Central Plains dynasty was overthrown by the northern nomadic peoples for the first time. The Hu people migrated in large numbers, and the gentry migrated south in order to escape the war and preserve the flame of civilization. Ten out of ten members of the elite crossed the river to the south.
Xie Hong arrived in this chaotic era and told a lie, intending to live a carefree life as a member of the gentry. However, he was caught up in a predicament, befriended famous scholars, and plotted step by step, eventually becoming a person who could control the world.
Are the barbarians too fierce to be conquered in the north?
Gentlemen, please learn about ethnic minority song and dance troupes.