This play is adapted from the classical novel "Dang Kou Zhi", the main plot is to write a complaint to the retired camp to govern Chen Xizhen and Chen Liqing's father and daughter, who were persecuted by Gao Yu's father and son, but did not "fall into the grass for a coward", but endured humiliation and burden, and washed away his "guilt" by killing the rebels. Respecting the king and destroying the emperor and maintaining feudal rule is the master of the novel