and perhaps the greatest grief is being left in a universe where you are gone (слэш)

Luo Binghe had always fantasized about his reunion with his shizun; how his shizun would look, would be faring, would even react upon seeing his former disciple again. But nothing could have ever prepared him for this.
Time stops for him right then and there, as snowflakes descend slowly from the sky—immortalising the split-second of the familiar, glacial beauty standing before him.
Or, Luo Binghe, at age fourteen, realises right away that his shizun's soul has been switched. Desperate to find the real Shen Qingqiu, he embarks on a journey to enter the modern world and find his shizun—as Bingpup.
For SantaJiu Exchange 2021.