Wu Dan

Li Jiuping (played by Li Baotian), a police officer in his jurisdiction who is over fifty years old, does not want to do the earth-shattering deeds of chasing down major criminals like his fellow detectives. Instead, he roams the streets and alleys all year round, coordinating the residents of his jurisdiction to deal with trivial matters. Even petty theft can be regarded as a major case. Li Jiuping, an ordinary person, also has a lot to worry about in his daily life