After helping Chenjiagou successfully block Troy, the foolish Yang Luchan (played by Yuan Xiaochao) and Chen Yuniang (played by Yang Ying) got married. But on the day of the big wedding, Chen's eldest brother Zaiyang (played by Feng Shaofeng) returned home with his wife Yuner (played by Xie Xinying). The family reunited and rekindled their old feelings. The head of the family, Chen Changxing (played by Liang Jiahui), was worried about the arrival of his eldest son and had high hopes for the talented Luchan. After that, a series of instability quietly bred in Chenjiagou. Zaiyang told the tribe about the origin of the night sound of the bronze bell and the fact that boxing was not passed on to outsiders, causing the whole village to regard Luchan as a flood and beast, and they were bound to drive him out of Chenjiagou. After Zaiyang's various sinister intentions, Fang Zijing (played by Peng Yuyan), who had a heart of revenge, appeared from time to time. At the turn of the century when Eastern and Western civilizations collided violently, Luchan and the people of Chenjiagou faced an unprecedented test of life and death...