In Jiangzhou, the disgraced scion of the Li family, Li Xiaoyun, was framed by the four major clans and imprisoned. Behind bars, he became the disciple of the top-tier powerhouse, the Black Emperor. After five years of mastering his divine skills, he caused a massive uproar in the prison and made a triumphant return. Li Xiaoyun returned to Jiangzhou, determined to uncover the mastermind behind his downfall. Upon hearing that his sister, Li Xue, who was believed to be dead, was being bullied by the Wu family, Li Xiaoyun rushed to her rescue and embarked on a path of vengeance.