- As the Tiger Demon King, Ling Yueting has boundless magic power, generous and casual personality, and has high prestige in the demon world. He is a man of talent and has many demon talents under his command, ruling a territory. He has an upright appearance, is masculine and eclectic, and his many deeds in the demon world demonstrate his outstanding leadership abilities and unique charm.
- Yuesheng is an archaeologist with a cheerful personality, careful work and handsome appearance. He is the baby of his parents. He has an older brother and a good friend. He is studying at the Institute of Archeology. He is full of love for archeology. He studies seriously in school and has a harmonious relationship with the people around him.
- Yuesheng participated in an archaeological dig and accidentally discovered the remains of the tiger demon king. Due to an accident, the seal was unlocked, and the tiger demon king Ling Yueting reappeared in the world. Yuesheng and her classmates were surprised and frightened by the sudden appearance of the tiger demon king, while Ling Yueting was full of unfamiliarity and curiosity about the modern world.
