The Last Divine Emperor of Time Travel

As a dynasty develops, it will eventually reach its end. Fang Tianrong, a young man, unexpectedly returned to the last years of the Yi Dynasty. When he was about to live a peaceful life, he found that his identity had become the same as the Shenwu Emperor in the history books. How should he face this identity, and how should he step by step towards the results recorded in the history books?