After a car accident, Dong Shichen is reborn in a fantasy world as a member of the Dong family, the greatest clan in the land.
Yet this clan, with its history spanning ten thousand years, is wiped out in a single day. Its former glory becomes another's spoils overnight.
When the smoke clears, Dong Shichen enters a secret realm in the Dong family's forbidden grounds and finds its legacy: a jade mirror, a sacred artifact left behind by the clan's ancestor.
Guided by the ancestor, Dong Shichen seeks out the surviving members of the Dong family, avenges their annihilation, and restores the glory of the greatest clan in the land!