Yo Han gets injured, and at the same time, Ga On finds himself in a tight spot while trying to help the residents in Hyungsan-dong. Neither of them can rely on the other for help, but they must somehow escape the life-endangering situation. On top of that, the nation is faced with the nationwide epidemic due to the so-called virus, possibly led by Sun Ah and the foundation.
With new information, Ga On falls deeper into confusion. He and Soo Hyun investigate Yo Han's past, and Lee Young Min fails to stop the indictment against him. Meanwhile, Cha Kyung Hee gets engulfed with anger against Yo Han and tries to figure out how to save her son.
Judge Kang Yo Han yawns as a victim weeps in front of him. As everyone applauds him for his sentence, Judge Kim Ga On's distrust in him deepens. Although Judge Kang senses Ga On's skepticism, he still invites him into his dazzling world. A tug of war between the enigmatic Kang Yo Han and the mystified Kim Ga On begins.
After two years of turmoil brought on by an unidentifiable disease that dramatically comes to an end, the government plans to hold an experimental trial where the people are the judges. Kang Yo Han, the presiding judge of the experiment, is known for his unforgiving ways of justice. However, is justice what he genuinely intends? The newly appointed presiding judge, Associate Judge Kim Ga On, starts to suspect Judge Kang, whom he admires.
The court system is corrupted and old-fashioned. People desire a new system that can satisfy the crowds. However, are the crowds always correct? The drama shows how judges discover the truth about people in court. It centers around a chief judge who doesn’t believe in justice, but only makes judgements that the crowds will be satisfied with. An assistant judge starts to question his motives and tries to find the truth.