Michio Iruma is a quirky judge at the Tokyo District Court's Ichikei. Sakama Chizuru, an elite judge, joins Ichikei to improve its performance. Their first case involves investigating the truth behind an assault case linked to a suicide.
The District Court team led by Iruma, plays an amateur baseball game against the District Prosecutor's team. Meanwhile, Ichikei's manager Komazawa assigns a sensitive child abuse case involving a celebrity.
Department head Komazawa assigns a complex case of negligence resulting in death. The case involves Fujishiro Shogo who allegedly killed someone after an argument.
Iruma meets Sakama's sister, Ema and asks her to observe her sister in court to understand what kind of judge she is. Meanwhile, Ichikei's chief Komazawa assigns a juvenile case.
Ichikei receives an indictment for an assault at a ballet company. The defendant allegedly pushed former trainer Yaguchi during a fight, causing a head injury. Ishikura is surprised to learn that his first love is involved.
A new case involves Kishida, a six-time convicted thief who stole 1.13 million yen. Iruma, noticing inconsistencies in Kishida's story, decides to investigate the case.
Yukinori and Yui join Ichikei as trainees and witness a merged trial where Shiokawa Keiko, previously caught shoplifting, is now also charged with assaulting Fumie Yamadera, her former teacher.
In the "Setagaya Housekeeper Murder Case," defendant Takami Azusa claims that the death of her employer who fell from a damaged balcony, was an accident and denies knowing about an inheritance left to her.
In a panel trial at Ichikei, defense attorney Aoyama takes on the case of "Nameless Gonbei," who refuses to disclose his identity, involving an assault on a teenager amid a conflict with boys throwing stones at homeless people.
A scandal erupts when a magazine accuses Iruma of colluding with lawyer Aoyama to issue dubious acquittals, raising concerns as Iruma faces the end of his judicial term.