"Heart Field" is a love and inspirational feature film that calls on young people to return to their hometown to build their hometown. The film tells the story of a girl named Wei Lai who grew up in Honghe. She worked hard outside for many years and met the male protagonist Yifan on her way back to her hometown to celebrate her grandfather's birthday, which triggered a series of stories with joy, touching and warmth. The main story line leads the audience to appreciate the magnificent thousands of acres of terraced fields, century-old castles, rich products and simple and kind folk customs in Honghe County. The film shows the contemporary young people who work hard outside their hometown and their care for their relatives. The protagonist in the film uses his expertise and love for his hometown to continuously work for the rural revitalization of his hometown through the form of live streaming on the Internet. This film is to fully implement the spirit of the provincial party committee's instructions on rural revitalization, show the spiritual outlook and entrepreneurial feats of Yunnan's new era, new countryside and new farmers, and consolidate the results of poverty alleviation.