Wu Tianchou, a young master from a family of exorcists. But because he was considered by his family to be the reincarnation of a demon, he had been looked down upon since childhood. When he was ten years old, he was struck to death by lightning at home. Ten years later, he returned to the world as a messenger from the underworld. The world of cultivation and the path of demons and monsters changed drastically because of his appearance. Storms and clouds gather, and changes are unpredictable