This was once a world where immortals, demons, and humans were balanced, but it gradually became unsuitable for cultivating immortals and transforming into demons, and was slowly occupied by humans. The immortals had already found another world and left, and the demons were defeated and captured in the battle with humans. From then on, this place became a world dominated by humans.
Nine years later, a wandering girl was entrusted by someone to avoid pursuing soldiers, made friends, and started her unique life...