Dressed as the Butler Who Betrayed the Hero, I Turned Around and Took the Imperial Examination

Lu Ming woke up and transformed into a butler who betrayed the male protagonist in a plot book. The good news is that the male protagonist is still a little boy and he has not yet become a butler. They are all from time travel. If the male protagonist can take the exam for the top prize, can he also take the exam? After all, people still have to have dreams! Two time-traveling men were involved in life and death in Daning Dynasty and accidentally became famous throughout the ages.