Kuryu receives a call from Josai Police Department, notifying the death of Saeki Wataru from a heart attack. The case concerns a fight between two men, resulting in the death of the victim, Hasegawa Yosuke. Meanwhile, Kuryu handles a case of drug possession of a flight attendant and Asagi struggles working overtime.

Nakamura Misuzu, Kuryu's former colleague, comes to the office to investigate a health product scam with Uno. Rivalry ensues between the prosecutors and paralegals. Meanwhile, Kuryu is in charge of a manhole cover theft with Asagi, and the suspect is an old friend of Asagi's. Asagi and the suspect's past are revealed one after another.

Endo is being arrested for attempted murder. As the interrogation is conducted by the Special Investigation Unit, his colleagues secretly investigate the case to find the real culprit. Endo feels sad as he thinks that his colleagues do not care about him.

A man is charged for assaulting his girlfriend who lives with him. The victim runs off to her parents' house in Atami, where Kuryu and Asagi go to talk to her about proceedings with the prosecution. While Uno is jealous that Asagi is going away with Kuryu, Tamura is jealous of Baba's lawyer ex-husband who appears at their office to discuss with Baba about evidence submission for a case.

Gondo Akira, a member of Kawato Clan, is arrested for the murder of a member of another gang, Obikikai Clan. He admits to his crime, but Kuryu is not convinced that he is the real criminal. As he gets deeper into the investigation, Kuryu finds himself in danger as Kawato Clan targets and threatens him.

Four university students have been detained as suspects for their friend's murder that happened in a public toilet. The victim died due to a brain injury caused by blunt trauma. Since there are four suspects, the four prosecutors have to work as a team to catch the person who gave the victim his final blow.

Kuryu and Asagi are nominated by their former colleague, Egami, to act as support for a big case in the Special Investigation Unit. Meanwhile, Tamura and Endo are on a case of murder involving Nagumo Toshiyuki who remains silent throughout the interrogations. If they choose to prosecute Nagumo, they will expose a false charge that was made for an old case where a life was taken. What will they choose to do?

Kuryu raises five other past similar cases in court in which the suspect is Nagumo Toshiyuki. Prosecutors from Josai Branch seek help from Kokubu Hideo who was the prosecutor in charge of the first case 15 years ago. Although prosecutors from other branches are against their actions, they never give up and just work harder.