This Kid Is Unbeatable

After three years of training and fulfilling his promise, Luo Yan descends the mountain to find his sworn brother Luo Dazhuang in Zhonghai, where he also punishes the arrogant thugs like Li Miao on the plane. Settling at Luo Dazhuang's home, Luo Yan meets his brother's wife, Liu Ruyan, and helps resolve the nuisance caused by neighbor Lin Yan. Despite Li Miao's repeated attempts to trouble Luo Yan, he effortlessly defuses every situation. When Luo Dazhuang tries to climb the Li family ladder by framing Luo Yan with Li Tian, Luo Yan discovers he is the legitimate grandson of the Li family main branch. He uncovers that his parents' deaths were orchestrated by Li Tian's father. In the end, Luo Yan exposes the truth, brings the villains to justice, and avenges his parents.