In the second semester of the eleventh grade, Shen Xing Ruo returned to Xingcheng Mingli Middle School and lived in the house of his father’s friend Lu Shan. Shen Xing Ruo shared the same roof with Lu Shan’s son, Lu Xing Yan, and attended classes in the same class. Over the course of a year and a half, their relationship evolved from initially being incompatible to gradually starting to develop feelings for each other.