Taku is assigned to defend Aso, who is accused of arson in his own house. Taku learns that Aso was coerced into a false confession, and hears rumors about a curse from Aso's neighbor's kids.

Takeo is arrested for robbing a convenience store. Taku, assigned to defend the case, spots an object at the investigation site.

Unzen, a doctor accused of a surgical error, receives support from Taku who discovers that the hospital provided the bereaved family with a misleading internal investigation report.

Nami is arrested for the murder of her colleague, Risa, despite her continuous denial of any connection to the crime. Nonetheless, a single question posed by Taku momentarily unsettles her emotions.

Takamatsu, the high school fencing club advisor, faces professional negligence charges after Fujisato, a promising student, suffers a cardiopulmonary incident during practice under Takamatsu's passionate coaching.

Upon learning about a prior case involving Taku, Akiu, and others, Kaede comprehends Taku's deep preoccupation with false accusations. Meanwhile, Taku is assigned to represent the suspect in a shooting death.

Norikura, a wealthy man, dies from carbon monoxide poisoning, and his wife Marina is arrested. She alleges a murder-suicide, while Norikura's ex-wife's son presents Taku with Norikura's will as a motive for Marina's crime.

Taku begins the retrial request process for death row inmate Shikine, despite his own daughter refusing to cooperate. A strange detail in a photograph from the investigation catches Taku's attention.

Taku comes forward to defend Fujita, a potential suspect, when the body of a female university student is discovered on a riverbed. The body bears a wound with a striking resemblance to a murder case that occurred 11 years ago.

After turning himself in, Kozu, the man who stabbed Kaede, discloses exclusively to Taku that he is the actual culprit responsible for the murder that occurred 11 years ago as well as the current string of serial killings.