In post-samurai era Japan, 1878, 292 fallen samurais are lured into a survival game where the last competitor standing claims 100 billion yen. The battleground begins at Tenryuji Temple in Kyoto, a historical hub and spiritual sanctuary, and ends in Tokyo. Only one survivor will come out of this mysterious and deadly game.
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.
Kyojin, a former ninja, proposes an alliance with Shujiro and Futaba. Meanwhile, a high-ranking government official fears a potential samurai uprising.
The organizers bet on which contestant will reach the next checkpoint first. Shujiro shares his past with Futaba, then reunites with his estranged sister.
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.
As the true purpose of Kodoku unravels, Shujiro sends a telegram to warn Okubo about the brewing conspiracy and arranges for Futaba's safety.
As the ruthless Gentosai finally corners Iroha, Shujiro faces Bukotsu in a fierce final showdown. Meanwhile, Okubo closes in on the game's mastermind.