Hunjun: I Just Traveled Through Time and My Country Perished?

A certain freelancer accidentally traveled through time and became the emperor of the feudal era. Before he had time to rejoice, he found that his country had perished. The road to the restoration of the country is full of difficulties and dangers, full of thorns, and there are even more powerful men roaming the world who are invincible. Where should he go? Dear concubine, love me again. Dear, love me again. Dear people, please love me again!