Mo Xiaoli has been pursuing the well-matched Xiang Yanchen, but she has always been rejected. Until she met the pursuit of Fu Qingming, who was not the right person. He told her that he was copper oxide and she was carbon monoxide. One was hard and black, the other was poisonous and useless. In this love, they seemed to be the right person. After going through marriage, Fu Qingming finally realized that he was the right person for love, but after all, he could not be the right person for marriage. So is it important to be well-matched?
Concept: Love requires an ideological match