Appearance & Demeanor ​Physical Description: Renowned for his ethereal and striking beauty, featuring fair skin, light eyes, dark hair, and an elegant, upright posture. He typically wears white Gusu Lan robes and a white forehead ribbon. ​Personality: Reserved, highly disciplined, and quiet. He adheres strictly to rules, suppresses explicit displays of emotion, and rarely speaks more than necessary. ​Skills & Reputation ​Titles: Honored with the title Hanguang-Jun ("Light-Bearing Lord") for his moral integrity and practice of helping others wherever chaos arises. Along with his older brother, Lan Xichen, he is celebrated as one of the "Two Jades of Lan". ​Weapons: Wields the spiritual sword Bichen and uses his guqin (seven-string zither), Wangji, for musical cultivation attacks and inquiries. ​Character Role & Arc ​Moral Compass: Though brought up under the strict rules of his sect, his underlying sense of justice leads him to prioritize righteousness over rigid rules. ​Relationship with Wei Wuxian: Initially flustered by the outgoing, rebellious Wei Wuxian, Lan Wangji forms a deep, unwavering devotion to him. After mourning Wei Wuxian for 13 years following his death, Lan Wangji fiercely protects him upon his revival, eventually becoming his cultivation partner