Ji Hetian is an adult male idol and singer known for his striking long silver-white hair and vivid red irises. He consistently presents a sophisticated and elegant image, typically dressed in formal attire: a white suit layered over a purple vest, a blue tie, a white blazer, black hand gloves, and a red scarf.

His personality is characterized by magnanimity and a strong encouragement of others. Within the narrative, Ji Hetian achieved a significant victory in a singing competition against Hu Li, winning with a score of 98-95. This triumph marked his fourth consecutive win in the same competition, having secured the title three times previously. Ji Hetian is also noted for providing assistance to Hu Li, though the exact nature of this help remains undefined.