Former head of the Ryozankai, Hyuga (Matsukata Hiroki), returns to the street for the first time in eight years. However, his boss has passed away and his brother Ryudo (Nagasawa Toshiya) has taken over the post of chairman. Hinata is excommunicated and loses his place in the company, but he hears about a dark deal. Together with his frenemy Eri (Yabe Miho), Oshiki (Sone Harumi) and informant Natsukawa (Sone Yuta), he hatches a plan to rob 300 million yen from the transaction site. The contents of the information, which is traded at an unbelievable price, are enough to shake Nagatacho to its core...

Hyuga (Matsukata Hiroki) and his group lost the 300 million yen they had robbed due to Eri's (Yabe Miho) betrayal. Despite the fact that the only thing left in their possession is a stuffed bear, the Ryozankai are determined to push Hinata hard. What is their purpose...? The black conspiracy hidden behind the stuffed bear and a man's pride. All will be revealed in this magnificent conclusion!

The Kanto Mutsumo-kai, one of Japan's foremost gangster organisations, is under the dictatorship of Sugo, the third president of the Ryujin clan, and Saito, its president. Toraji (Ozawa Kazuyoshi), who rebelled against this dictatorship but was unsuccessfully insulated and expelled, is picked up by his uncle Ryuzo and joins the Takematsu Rengokai. Toraji recruits a group of local delinquents headed by Hiroshi Maeda (Yasukaze Motomiya) into his ranks and begins a guerrilla war against the Kanto Rikukai-affiliated Yoshinin-kai. The two expand their power, but Toraji begins to dabble in stimulants and gradually goes berserk. An assassination plot is hatched against Toraji, and Hiroshi tries to stop it.

Newly appointed 7th-generation head of the Takematsu Union’s Kurumaya faction, Atsumi Toraji (Kazuyoshi Ozawa), recklessly squanders drug money on partying and harms Noboru, the underling of his sworn brother Hiroshi (Yasukaze Motomiya), ignoring the pleas of Hiroshi and Sakura (Yuma Asami). Despite growing resentment among Hiroshi’s men, Hiroshi can’t abandon Toraji, his elder brother-in-arms. But when Toraji causes an incident, the third-generation head of the Tago family, Dazai (Ryuji Harada), severs ties with Kurumaya. Hiroshi rushes to apologize but is turned away. Enraged by Hiroshi’s actions, Toraji expels him and his men. Now alone, Toraji begins to put a mysterious plan into motion...

Tatsumi, the third head of the Togo clan, recalls Wanibuchi Ichizo (Motomiya Yasukaze), the young head of the Makikawa clan, who was known as the "bare handed" Emperor. Wanibuchi attracted many young people with his overwhelming charisma and the strength of his fighting skills. Mr. Makikawa wanted to give such young people a cup and expand his power. One day, however, Wanibuchi defeats the members of the Yamato clan, Japan's largest organization, with his bare knuckles, and the Makigawa clan is in danger of survival.

Sakamoto Toshiya (Kawahara Hideyuki), a young assistant head of the Yamashinkai, is imprisoned himself after his partner is killed in a feud with the Takahara family. When Sakamoto was released from prison eight years later and returned to the Yamashinkai, the organization was already under the control of the Takahara family and was involved in the sale of shabu, which was a taboo practice. Sakamoto tries to rebuild the organization with Yamahashi and his subordinate, Asada, but the Takahara family spots him and the chairman, Hirano, excommunicates him.

Despite the peace efforts of Soryukai supreme advisor Kano (Yudai Ishiyama), the war between the Soryukai and Sakata-gumi intensified. Due to the actions led by the president Takeshi Kanzaki (Hitomi Matsuda), the Soryukai is designated under the Violent Crime Control Law, and Osaka police officer Umezawa (Hoka Kinoshita) and others begin a raid on the house. Upon receiving the news, the Greater East Asia Federation also requested a response from the fourth Sakata-gumi. Meanwhile, Tatsuichi Kuroki (Dan Tokio), the retired leader of the Sakata III clan, suddenly collapsed and fell into a coma. Kanzaki, his own son, goes to see Kuroki...

Seven years have passed - Takeru Kanzaki (Hitomi Matsuda), the Wakamiya clan's Wakamiya head of the Gijinkai, is released from prison. He is reunited with Shinji Wakamiya (Kazuyoshi Ozawa), his parent in the world, for the first time in a long time. Kawaji was also present, and the Gijinkai was re-launched as the Sakata clan, with the aim of spreading Sakata's territory throughout Japan.

Confronting a mysterious enemy, the Pteranodon Yummy, Kamen Rider W receives aid from Ryu, who has infuriated Akiko by being too busy to attend her wedding! Akiko demands to know why he even became a Kamen Rider in the first place and the Pteranodon Yummy as it uses the Memory Memory on her to give her the answer to her question. Meanwhile, at the Kougami Foundation, Kousei Kougami talks of the most avaricious man in Japan, Oda Nobunaga, whose final resting place was found. With Doctor Maki overseeing the process, Kougami commissions the creation of a Cell Medal homunculus based on Nobunaga himself. Later, Kamen Rider Core begins to destroy the area as Kamen Riders OOO and W team up to fight the enemy. However, Kamen Rider Core proves too powerful and the two go underground to destroy the Gaia Memory’s source of power to even the odds.