Lin Chen, a 35-year-old young official from a provincial government agency, is dispatched to Yunxi County, an underdeveloped county in Jiang Province, to serve as acting county magistrate. Amid the complex realities of grassroots politics, he stays true to his commitment to serve the people, finds a way through the county's development deadlock, and engages in lawful power struggles with entrenched conservative forces and networks of vested interests. In the end, he leads Yunxi to revival and grows as a person. A panoramic portrayal of county-level governance in the new era, this story depicts the steadfastness, struggles, and sense of responsibility of grassroots officials.