The master asked: Why do you study? Zhan Feiyu's mind came to the pit toilet at home, straightened his body, and answered in a childlike voice: understand the truth and argue right from wrong. Several years later, the regent looked at his three yuanMy little daughter-in-law, why do you study? Zhan Feiyu looked up with an innocent and sincere face. Do you believe me when I said that the barrel was made of sandalwood? After time travel, Zhan Feiyu is most grateful to two people: one is the changeThe predecessor of the imperial examination system; one is to give the only warmth and softness to his Lord Regent. The ruthless and murderous Regent VS the selfish and cold-blooded little heroine Zhan Feiyu, who has been ruthless to herself in this life.Family members are even more ruthless towards enemies, but they are very shy towards the Prince Regent who is several times higher than him. The euphemistic name is: He who understands current affairs is a hero!