University student Yang Guang accidentally transmigrates into the body of Yang Guang, who has just ascended the throne at the start of the Sui dynasty. Armed with Yang Guang’s extensive knowledge of history and modern technology, he leads a band of brothers in battling powerful clans, improving people’s livelihoods, conquering Goguryeo, and destroying the Turks. Together, they turn the Sui dynasty into a prosperous empire with vast territories and foreign nations paying tribute. Meanwhile, Yang Guang finds love and earns the people’s praise as a wise ruler for the ages.
