about a father Lu Haokun old democratic important participants in the revolution , but in the end due to internal strife was labeled as dementia , mother Huang Jin rely to a large house to do the embroidery , and take up the burden of support the family and take care of her husband's . The three brothers of the Lu family suffered a family suffering , their own ideals and responsibilities . The eldest son of Lu Xiuwen entering into a gang , personality and personal experience , he has been in the career and political detours , and paid a painful price . The youngest land and far later to join the proletarian revolution , the body and mind completely dedicated to the cause of human liberation . The second Lu Xiuwu the courage to take on parenting parents , aided brothers to achieve the desired task, from the bottom of society began to struggle , and finally found personal value in the construction industry , and its projection to the social reality , the construction of the Yangtze River Bridge he built a concentrated expression of the "New World " dream . Keep on fighting , cleared daughter when finally ushered in the dawn of a new era .