He Xuan is ghost of Supreme rank and one of the Four Great Calamities, he bears the title Black Water.He Xuan is silent, cold, cruel, revengeful, smart, loyal, keeps his feelings and emotions in check, prefers loneliness. He Xuan is pale, black long hair, orange eyes. He Xuan hates Shi Wudu because he killed his family, now He Xuan wants revenge on Shi Wudu. Shi Wudu's younger brother, Shi Qingxuan was used by He Xuan, who considered He Xuan his bestfriend. He Xuan have feelings for Qingxuan.