The talented knight Nie Wuyou, who has lived in seclusion for many years, stepped into the world for some reason and became the personal bodyguard of the retired high-ranking official Xuan Yege. He fantasized about getting out of singlehood as soon as possible by doing chivalry and righteousness, but he went further and further down the road of being turned aside by his own adults. The protagonist is very nervous, he can be handsome or cute when he is advanced, and he is invincible with his sword, but he is often subdued by the seemingly weak Xuan Yege. How to become a great hero? The road ahead is still confusing...