The signs of Aichi Chiryu flickered in the puddles as Arata and Hana slipped back into the derelict Yatsurugi Law Office. The building was officially "cordoned off" for investigation, but Old Man Genda knew every loose floorboard and hidden
crawlspace in the ward.
"Lock the door," Arata commanded, his voice tight. He wasn't looking at the news reports of Nosaku's arrest. He was looking at the hard drive. "Hana, open the 'Blood-Stained Contract' file. I need to know why Kaito Hanagawa thought a piece of paper would make me stop."
Hana's fingers were a blur. The liquid nitrogen had saved the drive, but the encryption was a moving target a "Hydra Lock" that generated a new password every sixty seconds.
"I'm through the first layer," Hana whispered. "Arata, this isn't just a bribery list. It's a ledger of 'Debt Transfers.' The Hanagawa Group didn't just buy people, they bought their liabilities."
She hit a final key. A scanned document appeared on the cracked monitor. It was dated fifteen years ago. At the bottom, next to the Hanagawa corporate seal, was a signature that made Arata's blood turn to ice.
"Kenji Ōgi."
"My father," Arata whispered, leaning in. "He was a public defender. He died in a hit-and-run before I even entered middle school. Why is his name on a Hanagawa procurement contract?"
"It's not a procurement contract," Hana said, her voice trembling. "It's a Life Insurance Assignment. Your father didn't die in an accident, Arata. He sold his 'unsolved death' to the Hanagawa Group to pay off a debt. They used his death to trigger a massive payout that funded their first 'Security Division' project."
Arata felt the room spin. The 900 cases. The notebook. His entire drive to fix the legal system wasn't just a pursuit of justice it was a journey back to a crime scene his own family had signed off on.
The Tokyo Detention House felt different from the last time Arata had visited. This time, he wasn't there to see a client. He was there to see a ghost.
Shin Nosaku sat behind the plexiglass. He wasn't wearing his red suit. In the drab gray jumpsuit of the accused, he looked sharper, like a blade that had been stripped of its decorative sheath.
"You have ten minutes, Counselor," the guard growled.
Nosaku picked up the receiver. "You look like you've seen a ghost, Arata. Or did you finally read the contract?"
"You knew," Arata said, his voice a low hiss. "The Hanagawa Group didn't just build the Locked Room. They built me. My father's death was the seed money for their corruption."
"I knew the name Ōgi was in the archives," Nosaku admitted, his expression unreadable. "Why do you think I took such an interest in a zero-percent rookie? I wanted to see if the son was as easy to buy as the father."
"My father wasn't a criminal," Arata snapped.
"He was a man in debt to a system that doesn't forgive," Nosaku countered. "But that's irrelevant now. The Auditor Kaito Hanagawa is going to use that contract to destroy your standing. He'll argue that your crusade is just a personal vendetta fueled by your family's dirty money. He'll turn your 900 cases into a 900 chapter revenge flick."
Arata gripped the receiver until his knuckles turned white. "He won't get the chance. Case #3 isn't just about the bank anymore. It's about the contract. If I can prove the Hanagawa Group forced that signature, the debt is void, the project is illegal, and you get out of that suit."
Nosaku leaned into the glass. "Then you'd better move fast. The Ministry is fast-tracking my trial. They want me buried before the weekend. And Himura.. he's already been appointed as my prosecutor. He's going for the maximum sentence."
"Let him try," Arata said, standing up. "I've already got the evidence for a 'Not Guilty.' But for you, Nosaku... I'm going for an acquittal that burns the whole Ministry down."
Two days later. The Tokyo High Court.
This wasn't Case #1 or #2. This was a spectacle. The gallery was packed with every major political figure in the city. At the defense table sat Arata, alone. At the prosecution table sat Himura, looking smug. And in the defendant's dock sat Shin Nosaku.
"The defense calls Kaito Hanagawa to the stand," Arata's voice boomed.
Kaito walked up, wearing a look of supreme confidence. He thought he had the winning hand. He thought the contract in Arata's pocket was a leash.
"Mr. Hanagawa," Arata began, walking slowly toward the witness box. "You are the 'Auditor.' You specialize in making things disappear. But tell me... how do you make a man's life disappear into a ledger?"
Arata pulled out the "Blood-Stained Contract." He didn't hide it. He held it up for the entire court to see.
"The prosecution claims this document proves my family's complicity in Hanagawa's crimes," Arata said, turning to the Judge. "But if you look at the 0.1%.. the truth is much simpler."
"Hana, zoom in on the signature."
The screen displayed Kenji Ōgi's name.
"My father was right-handed," Arata said, his voice echoing with a cold, terrifying clarity. "But the pressure points on this ink, the way the 'O' is looped, and the angle of the 'G'... this was signed by someone using their left hand. A forgery by someone who knew him well, but didn't know his hands."
Arata turned to Kaito, his finger pointing like a spear.
"You didn't buy my father's debt, Kaito. You murdered him, forged his name, and then used the 'contract' to blackmail my mother for a decade. This isn't a debt assignment. It's Murder and Fraud in the First Degree."