During the period of the Beiyang government, the suona craftsman Yang Dashu played by Yang Shulin was kind-hearted, honest and sincere, and valued love and justice. In order to return his brother's fallen leaves to his roots, Dashu took his brother's ashes on a journey home. Who expected the ashes to be invaluable, and was targeted by the four gates of swindlers "Bee Sparrow" and accidentally involved in a conspiracy. During the course, he experienced countless scams along the way, avoiding chasing and killing again and again...