Unification of Japan: Hokkaido Edition

Seeking an escape from his mundane life, high-schooler Keita Amishima stumbles into the secret life of an agent of UNDER ANCHOR - a covert organisation combating cyber terrorism. Keita isn't alone, as he is partnered with an A.I. - the Phone Braver "Seven". Together, Keita and Seven work to counter cyber crimes, all the while dealing with the machinations of a rogue Phone Braver, "Zero One".

Jiro, a freelancer working at a delivery pizza shop, witnesses the brilliant killing techniques of professional assassin Nejime at a gangster's office where he makes deliveries. Jiro rescues the wounded Nejime and volunteers to become his apprentice. From that day on, Jiro learns the art of killing in a dog eats dog world.

One late night, a masked trio breaks into a house in a wealthy residential area, carefully choosing a time when no one’s home. But just as they’re searching for valuables, the couple—who were supposed to be away on a trip—suddenly returns. Panicking, the robbers make a run for it toward their car. Just then, another vehicle happens to pass nearby…

Himuro (Yasukaze Motomiya) and Tamura (Yoshiyuki Yamaguchi), local delinquents from Yokohama, used their fists to dismantle a local yakuza gang. This drew deadly attention, forcing them to flee to Osaka with the help of Akimoto (Sho Aikawa), the Wakagashira of the Anzai-gumi. Despite escaping, Himuro and Tamura continue to make enemies. One day, they gain recognition from Kawatani (Hitoshi Ozawa) of the powerful Kyowakai, but simultaneously clash with the Kyowakai-affiliated Mikami-gumi, sparking a violent conflict. With Kawatani’s backing, Himuro and Tamura joining the Mikami-gumi seems to settle the dispute. Yet, meanwhile, Kyowakai chairman Gonda (Shinichi Chiba), Wakagashira Kudo (Hakuryu), and Shiseikai chairman Kawabata (Tatsuo Umemiya) begin moves to unify Japan’s entire yakuza world…

Tension continues at the Kyowakai headquarters. Kawatani, Himuro, and Tamura are unable to hide their anger and confusion at the events that occur one after another, such as Shibuya's death and a series of absentees from meetings. Meanwhile, in Kobe, a new anti-chivalry group is starting to move. However, Baba, who plays the role of chairman and does not know about Shibuya's death, postpones the official raising of the company.

The Dragon Tiger brothers who live as yakuza in the Han Chinese district of Japan. The arm of his brother, Noboru, is engraved with a dragon rising to the sky, and the arm of his brother, Takeshi, is engraved with a tattoo symbolizing himself. After the war, they draw the blood of Sangokujin Wang Haidong, who was killed in a mutiny in abandoned Japan, but has been gratefully serving the leader of the Takeda group who murdered his father. One day the group leader tells them to take over the group. Honda, a young leader who is not convinced by this, partnered with the head of black society, Wang Rei, and began taking over the Han Chinese district and the Takeda group. As a result, brothers Ryu-Tora and Wang Retsu will play a deadly battle without meeting the real brothers who draw Wang Haidong's blood.

A message arrives on Himuro's smartphone from his son Yuta, who is now a high school student. Himuro stares at the message with a startled expression. The message is a single word - Revenge. Then, there is a picture of Yuta, gagged and staring resentfully at the lens. "A school trip to Taiwan... Revenge..." Himuro assumes that the remnants of the "Black Dragon" who killed Kaku and his friends in Okinawa have kidnapped Yuta to take revenge on him, and immediately decides to go to Taiwan to rescue his son.

The death of Minami infuriates not only Himuro (Yasukaze Motomiya) and Tamura (Yoshiyuki Yamaguchi), but the entire Kyowakai organization. As Kyowakai prepares for an all-out retaliation, Chairman Kawatani (Hitoshi Ozawa) orders all executives to stand down and forbids any act of revenge. Meanwhile, in Marugami-kai, Chairman Mita (Shun Sugata), feeling responsible for dragging a civilian like Minami into the conflict, decides to expel Genji (Kuroishi Takahiro) and his men from the group as atonement. Even Senior Advisor Sakota (Hideo Nakano) can’t hide his fury at Genji’s despicable actions. However, Chairman Okada (Yuki Matsumura) of the Okada Union opposes Mita’s decision. While Mita fully understands the risk of triggering a deadly clash with Kyowakai, Okada and others, dissatisfied with Marugami-kai’s stance, launch a surprise attack on the Fujishiro-gumi, a group operating within Kyowakai's territory—igniting an explosive confrontation.

Himuro and Tamura of the Kyowa-kai discover that the conflict with the Marukami-kai involving the Yokohama Fujishiro-gumi is a secret maneuver between the Chinatown mafia and the half-grey group Kobura. Having discovered that they have a common enemy, the Kyowa-kai and Marukami-kai formulate a joint strategy, but Himuro and Tsurumi of the Marukami-kai are at odds over the dead Ryuji Munakata.

Himuro and Tamura confront Kenichi Uchida, an elder from Onomichi, regarding a case involving Ezaki, vice president of the West Japan Mutsumikai. After a discussion, Ezaki himself attempts to apologize directly, but is assassinated by Saito, who has just been released from prison, and Minamida of the Okamura group. Himuro and Tamura feel responsible and try to take the blame, but...

While visiting the Tokyo headquarters, Nakajima brags about booking an exclusive soapland appointment for 200,000 yen for next week, claiming his investment in stocks makes it possible. Unfortunately, he invested all of his money in one stock that turned out to be worthless, and Nakajima heads back dejectedly to Shikoku to recoup his losses in one week. However, he and the Nakajima Family instead unearth a series of stock fraud he wasn't the only victim to ...!

Hiroki Saito, chairman of the Ryuseikai and an ally of Himuro and his friends since their days in Yokohama, has been released from Hiroshima Prison after a long prison sentence. Saito tries to make amends for his time in prison by volunteering to be the commanding officer of a special attack team that is heading to Tokyo, but Himuro and his friends stop him from doing so. Meanwhile, Saito's obscene friends start a fight...

Makimoto (Tomohiro Waki), Arimura (Tasuku Nagaoka), and Itagaki (Keisaku Kimura) of Koukai, who shot Iwao (Daisuke Negishi), escape. Himuro (Yasufu Motomiya) prioritizes taking the seriously injured Iwao to the hospital. Himuro and Tamura (Yoshiyuki Yamaguchi) stubbornly refuse a thank you from Sakoda (Hideo Nakano) who rushes to the hospital. Afraid of conflict in the near future, they avoid colluding even though they have a common enemy, the Steel Association.

The body of Kikumura, the attacker who was supposed to have been killed by Himuro, Tamura, and Kawatani, has disappeared. Himuro and his friends learn from arms dealer Jimmy Ogata that the guns the attackers had were made in China, and they suspect that there are remnants of the semi-grey group "Cobra." Then, he ends up looking for Kikumura, who was supposed to be dead...

With Hamada's death, it seemed that the Yuseikai's problems would be resolved, but an incident occurred in Yokohama in which a member of the Nakamori group was attacked. Matsumiya (Gen Hongo) once again assumes that this is the work of the Kyowakai and investigates. Meanwhile, the captured Kawakami (Tatsuya Nakazawa) and Ryuji (Tatsuya Kishida) are attacked by someone when they are released.

A girl called Zero stands in a crowded street, her occupation an assassin. As she completes her tasks one after another, Zero has been feeling uneasy lately. As her code name suggests, she has nothing to prove her existence. She overlaps herself with the vanishing landscape and begins to wander in search of the meaning of her own existence. At the same time, a young man named One is also wandering the streets, and like Zero, he is an assassin. Surrounded by a sense of emptiness, he is unable to find the value of his own existence. One day, the two of them meet as if they were led together. They sense each other, and by touching each other, they regain their existence and humanity. However, the organization feels that contact between assassins is dangerous, and decides to dispose of them. They call in a highly skilled assassin. Their battle for their own existence begins now!