Jiang Cheng's sister, Wei Wuxian's sworn sister. She's a beautiful girl with a gentle and graceful personality, and really good culinary skills. Since young, she's been betrothed to Jin Zixuan, the young master of Lanling Jin clan. Treats Wei Wuxian like a brother.

Spoiler

Yanli was killed when she was stabbed by a sword during a fight that occurred at the Pledge Conference at Nightless Sky