Dressed as an Emperor: This Is Obviously Not the Case in the Novel

I traveled through ancient times and became a little emperor disguised as a man. Hey, is my dream finally coming true? Wait a minute! Wrong! How is this different from the plot I saw in the novel? I'm just an ordinary civil engineering college student! This precarious world... No, for the sake of the people, for the sake of peace, for the sake of these innocent people! I shouldn't just think about how to survive!