After the battle between immortals and demons, the gods fell, and the demon king died but his whereabouts were unknown. The little fire demon who lost his benefactor entered the mortal world at the command of the commander. He met the chief disciple of Tiantai Mountain, Ji Ming, and the two walked together. The little fire demon seeks its mission in the world, and Ming Ming practices Taoism. On the way, the two support each other, jointly resist the enemy, experience various dangers, and see clearly all the human hearts in the world. All kinds of hardships allow the two to practice Taoism and cultivate their minds. Along the way, the two make many friends. Human beings, monsters, demons, etc., Everything in the world has its own meaning of existence, and the little fire demon will eventually understand its secrets. Not only is the life experience of the little fire demon a mystery, but the identity of Ji Ming may not just be a disciple of Tiantai Mountain, he knows many things. With a mystery, there will definitely be a key to unlock it, let us wait and see.