A soulmates au where the mark on Mo Ran's wrist still blooms even after Shi Mei's death, proving to him that he can bring him back. It isn't until Chu Wanning dies and Mo Ran's soul mark vanishes that he realizes who the person he was truly bonded with actually was.
Rereading the infamous Bing a Ben car scene and good lord, I am just astounded and impressed at how head over heels xie qingcheng is and how stubborn he is about looking the other way. My king of mental gymnastics