"Starlight" is not only the identity or characteristics of the male protagonist Fang Yejun, but also him in the eyes of the female protagonist Moqin - distant, bright, her guide in the darkness, and also hints at the way she looks up when chasing him. The word "addiction" points out that this is an inextricable love that goes deep into the soul. It's not just "like", it's fateful attraction and fall. The growth and transformation from "looking up at the starlight" to "side by side with the starlight" and finally "becoming the starlight myself".
