Peacekeeping policewoman Yang Xiaohe came to the chaotic and backward peacekeeping area to perform her mission with great enthusiasm. After witnessing with her own eyes that the local people were in dire straits and the local evil forces were committing evil and oppressing the people, Yang Xiaohe was determined to overcome all difficulties and change all this. With her wit, bravery, courage and perseverance, she brought the criminals to justice, rescued thousands of persecuted women and children from suffering, reunited separated families, restored the peaceful life of the local people, and achieved self-growth at the same time.