On the day Song Ci got married, his father, Song Gong, committed suicide and left a suicide note requesting that future generations are not allowed to set foot in the prison , because Song Gong was engaged in criminal and prison trials during his lifetime, and he judged cases carefully all his life, but he still caused a misjudgment, which led to an unjust death in his hands. Song Gong, who was guilty in his heart, could not forgive himself and apologized with death. When Song Ci learned of this incident, he was also very sad. He had already passed the Jinshi examination and had no choice but to give up his post. Only his friend Meng Liangchen took up the post alone. Unexpectedly, Meng Liangchen was sent to the post before he arrived Killed. Song Ci kept his father's last words in mind, but felt sorry for his friend on the one hand. Seeing this, his mother enlightened Song Ci, and Song Ci set out to seek justice for his friend. Because of this, Song Ci was promoted exceptionally and was appointed as a prisoner. He became the criminal officer of the Song Dynasty. Since taking office, he has cracked many difficult cases and gained fame, and Song Ci's story is also talked about by future generations