Su Xiaoman was originally a country scholar who made a living by solving cases for others. Once he was accidentally involved in a bizarre murder case and was forced to enter the officialdom, from being an "inquisitor" to becoming a county magistrate. On the way, he met Liu Miaoyin, who was both resourceful and resourceful, Qian Duofu, who was greedy for money and loyalty, Wang Baotou, who was both rough and fine, and officials with different personalities repeatedly solved strange cases. There were constant jokes and challenges along the way. Su Xiaoman used the wisdom of the common people to fight wits and courage, uncover unsolved cases, and rescue the poor people. In the end, he grew up amidst the overt and covert struggles between official circles and dark forces, and faced the darkness of society. After many twists and turns, he finally led out the big villain behind him, uncovered a major case for his family and country, and used wisdom and justice to defend the innocence and dignity of the people.