The plot of pretending to be a bad student, He Chao, and Xie Yu, holding hands in class appeared in the novel "Disguising Bad Student." In the novel, He Chao and Xie Yu were classmates. They had different personalities, but they were competitors in their studies. Once, He Chao and Xie Yu interacted because of their discussion in class. The two of them eventually held hands in class and became each other's secret lovers.