Song Ren, a graduate student in history and law, transmigrates to a parallel-world Ming Dynasty and becomes the county's only licentiate, as well as a legal advocate who helps people file complaints and fight lawsuits. Song Ren witnesses countless injustices and experiences life's joys and hardships. He battles villains, builds businesses, solves cold cases, and brings peace to the realm... All he wants is for justice to be served in the courtroom!