Most of the time, we walk in the dust, and all the songs are not necessarily sung for us. In all the days, those inexplicable passes by each other may be farewells, encounters, or a lifelong commitment. Chu Qingqing couldn't explain that there were so many episodes in her destiny, but facing Ou Lingyun, there was always such a persistence and tenderness that made her reluctant to let go and follow her forever, even if it hurts and hurts...