To crush the Kanto-based Aoi-kai aiming for national domination, Shinichi Koda (ISSA), president of Koda Construction, heads from Nagano to Tokyo. At the request of Asagiri (TJ Kayama), he helps the former Hanazono Union leader, now on the run from the Aoi-kai. Shinichi’s former mentor, Takeharu Mori (Tetsu Watanabe), president of Mori Industries, is being driven to the brink of bankruptcy due to an eviction dispute with the Aoi-kai. Seeking a trigger to start the fight, Shinichi asks Mori for his cooperation. At last, the ten brave men are assembled. With his father's banner—the Koda-gumi—raised high, Shinichi leads them into a fierce war against the mighty Aoi-kai. "Now, brave men... it's time to rise."

Here's a slightly shortened version that keeps all key details and emotional beats intact: --- Shinichi Koda (ISSA), president of Koda Construction, continued his retaliation against the Aoi-kai by taking down their Tobita and Nashida factions. In response, Aoi-kai began sending assassins after him. The Saeki-gumi, also under Aoi-kai, kidnapped Kamata (Mizuho Takasugi), a former member now with Koda Construction, hoping to provoke a confrontation. However, their plan failed, and Shinichi successfully rescued Kamata. Enraged, Saeki sent another assassin—this time, Mikami Isao (DAICHI) jumped in to shield Shinichi and was shot in his place. Though rushed to the hospital for emergency surgery, tragedy had struck—Shinichi had lost a comrade. Overwhelmed by guilt, Shinichi prepares for the next stage: the final showdown with the Aoi-kai… and the looming confrontation with his older brother, Toshikazu (Yoshiyuki Yamaguchi). The story of the brave men enters a new chapter.

The Kanto-based Aoi-kai seeks nationwide domination and sets its sights on the Nagano-based Taketomi-kai. Tokunaga (Kiyoshi Nakajo), chairman of the Aoi-kai, launches an assault to bring them under his control. Eventually, Taketomi-kai’s leader Katsuo Taketomi (Yuichi Kimura) is gunned down, forcing the group to disband. As a result, Masaki Koda (Koichi Miura), father of Shinichi Koda (ISSA), announces his retirement. Shinichi, once a civilian running a construction business, loses everything as Aoi-kai expands into Nagano. Burdened by a promise to his father, the loss of his work, and his strained relationship with his half-brother Shigekazu (Yoshiyuki Yamaguchi) of the Aoi-kai, Shinichi heads to Kanto to fight back. Determined to live with pride, Shinichi’s resolve draws a group of unique, fearless men around him. Together, they ignite a fierce yakuza battle that marks the beginning of an epic underworld saga.

2nd film in a 6-part series. Shock and suspicions circulate in the aftermath of the death of the WRC Chairman, and the competition between Umehara (Ozawa Hitoshi) and Tamura (Sugata Shun) begins in earnest. An internal spy was discovered and executed, but rumours of another one circulates the WRC and plagues the guilty conscience of Tadano (Namioka Kazuki). However, the interference of the Chinese Mafia is discovered, and Umehara has suspicions about Tamura's involvement with them ...

The finale of a 6-part series. Finally, the time has come for the election of the chairman at the WRC executive meeting. Chairman Umehara (Ozawa Hitoshi) was thought to be the sure candidate, but Vice Chairman Konno (Noguchi Masahiro) puts his name forward as a candidate for the position in a surprise move. Chairman Tamura (Sugata Shun) is arrested, but is released by Inspector Sano (Fukimizu Sansho) and sets out to assassinate Umehara. Meanwhile Tadano (Namioka Kazuki) has uncovered the entire truth about his assignment into the WRC, the "accident", and must ask himself: What is loyalty, when your "allies" use you and your "enemies" protect you? A bloody finale ensues!

The 5th film in a 6-part series. After his beloved Ji-hyun (Otsuka Rina) is murdered, Umehara (Ozawa Hitoshi) hides his grief while searching for the spy, armed now with information from the North Koreans. Tadano (Namioka Kazuki), who is indeed one of the WRC embedded spies, is informed by Inspector Sano (Shinsui Sanshou) that his record in the police database has been erased. Meanwhile, Umehara is arrested by Sano at the scene of a transaction with the Hong Kong mafia, and the goods in question are the trigger point where all factions begin to collide and the truth emerges from the wreckage...

The 4th entry in a 6-part series. Searching for more information about the spy within the WRC and needing networks and leverage to do so, Umehara (Ozawa Hitoshi) takes off to South Korea with his loyal second, Han (Yamaguchi Yoshiyuki) in tow. Meanwhile, Director Tamura (Sugata Shun), contacts Inspector Sano (Shinsui Sanshou) with info on Umehara's movements to bring his downfall. And Tadano (Namioka Kazuki) still pursues the truth about the "accident" he survived, and the burgeoning memory of a familiar pair of silhouettes ...

3rd film in a 6-part series. Umehara (Ozawa Hitoshi) finds further proof of the internal spy within the WRC organisation's ranks, and moves in to expose the traitor, concerned more with the protection of the organization and his brotherhood than the Chairman's seat itself. Meanwhile, Tamura (Sugata Shun), partners with the Chinese mafia to further plague - if not eliminate - Umehara's faction. Meanwhile, Tadano (Namioka Kazuki), beginning to buckle under pressure, visits the hideout of Yuko (Sasaki Kokone) who is revealed to be part of the mysterious Unit Zero and becomes face-to-face with Inspector Sano (Shinsui Sanshou) ...

Brings Shingo face to face against Yagyu Tajima, the Shogun’s fencing instructor in a match that could save a domain near Osaka.  Meanwhile Shogun Yoshimune must face a painful decision whether or not he can finally see his son for the first time.

As the power of the Tokugawa Shogunate becomes firm, Hattori Hanzo struggles against Sarutobi Sasuke and Sanada Yukimura. At the same time, Sasuke and Yukimura are plotting a new trick with the Satsuma clan ....