Kickit sung by Yu. However, kickit was originally sung by NCT 127, and it is the Seoul team of the Korean men's team NCT. It consists of Wen Tai I, Zheng Zaiji, Li Mark, Wen Wen, and Jin Tingji, and 127 stands for the longitude of Seoul.

Liang Jin held a launching ceremony in Hengdian. However, he is not adapted from this novel, but based on the flip novel "An open gun is easy to hide, but a secret love is hard to prevent", which tells the inspirational story of positive energy singer Chen Liang and Lu Jing, a senior majoring in big data research in the computer department, honing each other and growing together.