Snobbish heir to the Jin clan. ZiXuan is engaged to YanLi and even kind of likes her, but hates that his parents are forcing him to go through with it. At odds with both of YanLi's brothers - Jiang Cheng and Wei Wuxian - for this attitude, plus his general peacocking.
"The boy had proud, handsome features, with a vermilion mark on his forehead. His collar, cuffs, and sash belt all had the white peony named Sparks Amidst Snow sewn on. This was the young master sent to study in Gusu by the LanlingJin Sect - Jin ZiXuan."
Killed by a posessed Wen Ning