Shen Jing, once a useless senior disciple, gains immense power after being struck by a light orb but is sent to Yuxu Sect as a live-in son-in-law. On the way, he rescues A Ruo from a cult, but she sabotages his engagement to Jiang Yuqing, who later marries the cult's young master. Shen Jing realizes his love for Ye Qingwu, wins a duel against his rival, and returns with A Ruo. Blind woman Cui Ming reveals his power's origin. When Ye Qingwu is poisoned, Shen Jing seeks Moon Palace leader Xiao Zhirou, uncovering her past with his master. A Ruo poisons Xiao Zhirou, and Shen Jing saves her with the Life-Linking Technique. Eventually, A Ruo's true identity is exposed, and she forces Shen Jing to consummate their relationship to cure her poison. Shen Jing uses the Divine Demon Sword to kill A Ruo and then uses the Life-Linking Technique to save Ye Qingwu, but she loses her memory and becomes an innocent young girl.
