Tang Chuyao's uncle and her mother's younger brother. He was captured in the southern border as a child and became one of the Insect King's medicinal subjects. He was trained to become the next Insect King but escaped, settling in Jiangnan where he encountered the Nanyang King. His body is ravaged by toxins and he carries a parasite king inside him, placed there by the Insect King when he was very young. He has a changeable personality due to his traumatic past, shifting between sickly vulnerability and demonic charm. After treatment, his joint pain disappeared and he felt energetic.