Li Yunheng is the dawn that Xia Jingxi met in the autumn when he was 16 years old, and Wen Ruizhou is the dusk in the autumn.
Wen Ruizhou blatantly likes Xia Jingxi, and Xia Jingxi is in love with Li Yunheng. He is not sure whether it is friendship or love for Wen Ruizhou. Wen Ruizhou gives Xia Jingxi a glimmer of light at dusk in the dark journey towards Li Yunheng.
Dawn will eventually come after dusk, Xia Jingxi swims in dawn and dusk
Purpose: campus love