In a great battle between immortals and demons two hundred years ago, the demon sect Yinghuo's body was destroyed by soldiers, but the primordial spirit escaped. In order to find his primordial spirit, the sword immortals of the righteous and demons embarked on a road of searching for the demon one after another. So a deceitful and intriguing battle was launched, in which there was no lack of open guns and hidden arrows, and there was no shortage of love for children, so a heart-stirring and ups and downs story unfolded...