Traveling Through Ancient History: Old Man, I Don't Want to Be Invincible Either!

A piece of ancient history that had disappeared was unexpectedly opened up! An old man accidentally fell from the sky! The landing place is exactly the arena where the Empress chooses her husband! Unexpectedly defeated all opponents! I don't want to win either! The empress looked at him: "I will keep my promise!" And this place turned out to be the ancient history that has disappeared! In that era, great demons were rampant and warriors had extraordinary abilities! But now there is only an average life span of 10,000 years left! Except for the thin piece of life energy on the earth, all the monsters and cultivation secrets of the past have disappeared. In this era where no one can practice, the old man Chen Xuan accidentally landed in that era. With the Great Emperor System, he will fight against the shady bosses from all sides...