The eldest disciple of Wulong Academy, A Liang, was determined to become a great exorcist. Along the journey, he met the exorcist Sha Keyang and the young girl Ai Fei, who swore to write an exorcist novel. The three of them formed a bondCompanions, work together to send the Demon Sword to the Lock Demon Tower and seal the fantastic adventure story of the Demon King.