Dragon God Chu Zhantian has retired to the countryside, and his son Chu Xiaofan takes a jade pendant from an arranged engagement to the city to find his fiancée Lin Shibing, but is despised by the Lin family as a country bumpkin. Younger sister Lin Xueyao is willing to fulfill the agreement instead of her sister, and the two gradually develop true feelings. Chu Xiaofan possesses the Heaven and Earth Guiyuan Art and peerless martial arts, slapping villains such as Lu Shaogao, Xia Dinglong, and Young Master Gu all the way, exposing the medical god scam, saving Ye Wangcheng, and even summoning imperial palace battle gods such as Xuanwu, Zhuque, and Disha to appear and protect their master. Great Emperor's son Long Aoqiang forcibly seizes Lin Xueyao, and Chu Xiaofan publicly reveals his identity as the Dragon God's son, making the entire audience kneel in submission. In the end, the villains face justice, and Chu Xiaofan wins the beauty's heart.