Li Shi, a common man in the city, runs a bookstore, and his business is usually bleak, but he has another identity, the best luthier in the city, and it is difficult to find a song. But he often appears as a joker. Su Ye, a hereditary junior official, is the most cold-looking and handsome agent. He has been awarded the best employee for many years based solely on his appearance. Be resolute and upright. But he is often alone and not close to women. Su Ye: "Oh, what a new trick!" Li Shi: "Brother, please take me in! I have both talent and appearance and I can make money." "Okay, I will take you in. From now on, dad will protect you and take you everywhere, okay?" "...+Okay, dad" +++ Fake "father and son" real brothers, sweet in the early stage and slightly abusive in the later stage