As the ruthless Gentosai finally corners Iroha, Shujiro faces Bukotsu in a fierce final showdown. Meanwhile, Okubo closes in on the game's mastermind.

As the true purpose of Kodoku unravels, Shujiro sends a telegram to warn Okubo about the brewing conspiracy and arranges for Futaba's safety.

The group tracks the disposal of bodies in a plan to uncover the organizer of Kodoku. There, Shujiro confronts Sakura, a former comrade from Satsuma.

The organizers bet on which contestant will reach the next checkpoint first. Shujiro shares his past with Futaba, then reunites with his estranged sister.

Kyojin, a former ninja, proposes an alliance with Shujiro and Futaba. Meanwhile, a high-ranking government official fears a potential samurai uprising.

Unable to support his sick family as a samurai in the modern Meiji period, Shujiro enters a dangerous tournament that promises a huge cash prize.