Transfer student Ye Zhou came in and left, leaving only half a scrap of paper filled with promises and an empty seat that could never be filled.
Concept: Encounters in youth have a time limit, and some closeness cannot withstand the pull of reality from the beginning. There is no malice, no misunderstanding, but they just happen to meet in a time that cannot be saved. In the end, the unfinished agreement can only turn into a quiet regret in growing up.