The story of Mai Xiang develops from 1980 to 2008, reflecting the earth-shaking changes that have taken place in rural China in the 28 years since the reform and opening up. The film is set in a small town in the south of the Yangtze River, Luoyantan. Through the personal growth experience of Mai Xiang, a military martyr's family member, who loves and supports the army all her life and takes practical actions to safeguard the honor of military families, the film takes the love, marriage and family emotional stories of several outstanding rural young people such as Mai Xiang, Yun Kuan and Tian Lai as the main line, telling the touching story of Mai Xiang, a military family member, and Yun Kuan, a retired soldier, who actively participate in the construction of a new countryside, give full play to their spirit of daring to think and act, and take responsibility, and lead the local people out of poverty and become rich, and take the road of green development and rural revitalization.