With Hyuse joining as a member, Mikumo Squad makes a fresh start as a new Tamakoma-2. Before the Rank Wars match, Tamakoma Branch's senior members, Michael Kronin and Yuri Rindo return to the branch. Yuri Rindo reveals the unknown past of the Tamakoma Branch.

The stage that Suzumaki Daiichi chose in the B class rank battle, ROUND7 was "Urban Area D". The battle was expected to be fought in the shopping mall in the centre of the map, and each team hurried to take countermeasures. Knowing that the wire line would not work effectively, Osamu decided to take advantage of Hughes, who had just joined the team and was not known to the other teams. With time, all the troops start to transfer. Yuuma and Hughes are the first to arrive, and Shu is on his way to join them. The battle begins with a clash between Murakami of the Suzumari First and Kitazoe of the Kageura Corps, followed by a fierce indoor battle as Kageura, the captain of the Kageura Corps, and Raima, the captain of the Suzumari First, join forces!

Suzunaru Daiichi Murakami holding a black arc moon and Kageura attacking with a scorpion that can be transformed. With the support of the gunner Kitazoe, Suzunaru Daiichi seemed to be on the other side of the battle due to the continuous attack of Kageura Corps, but Kageura Corps retreated to Suzunaru Daiichi's new tactics! ?? On the other hand, the sniper of the votive tablet of the Kageura corps was added to Osamu who was pressed by Okuji and Koarai of the eastern corps. However, suddenly the shopping mall goes out of power and Osamu loses his right arm due to the sniper of the votive tablet. In the offense and defense in the darkness of Kageura Corps and Suzunaru Daiichi, Murakami's invisible slash attacks Kageura. Each unit has a strange plan using the lighting mechanism of Suzunari Daiichi! ?? And Yuma and Hughes finally start to move in Tamaki No. 2!

Yuma and Hyuse fight together and make Kageura bail out, but the point goes to Suzunari-1, who dealt the most damage. Nevertheless, the two ride the momentum and take the fight to Suzunari-1! How will Tamakoma-2 counter Suzunari-1's new formation that has cornered Kageura Squad?

B-Rank Wars Round 7 finally comes to its final phase! Being gradually surrounded by Tamakoma-2 who got an advantage in numbers, Azuma Squad decides to withdraw. Tamakoma-2 struggles to score to join the Away mission. Can they pull off a victory?

Tamakoma-2's result for B-Rank Wars Round 7 exceeded Osamu's expectation, but the bad feeling he had from before the match remains. And now, the opponents for the Final Round are decided. Who will they face off next?!

Those who the Tamakoma Branch members happened to meet at a barbecue restaurant are Ninomiya Squad agents, their opponents in B-Rank Wars Round 8. After getting back to the branch office, Osamu and the other members start developing plans for their final match. However, a question posed by Hyuse to Chika creates a ripple.

Yuuma gathers information about his next opponent. Through Shun Midorikawa, he goes to the border headquarters to get an introduction to Takuma Yumiba, the leader of Yumiba Squad. By chance, Yuuma ends up competing with Obishima of the Yumiba Squad...?

At the Tamakoma Branch, they are developing game plans based on the information that each of them gathered, but it is hard to find the decisive factor to beat Ninomiya Squad in a shoot-out. Upon hearing Chika's decision in person, Osamu starts updating the strategy for the next match. B-Rank Wars Round 8 that will determine their destiny is about to begin.

At last, the Final Round begins. Chika is ferociously attacked by Ninomiya as soon as the match starts. Amid the intense attack, will she truly be able to shoot people for the sake of her teammates?

Osamu attempts to open the way for Hyuse who is encircled. However, receiving fierce attacks from Ninomiya Squad, Ikoma Squad, and Yuba Squad, who want to ensure his dropout, Hyuse faces a desperate situation. What will be the outcome of this intense B-Rank Wars Round 8 battle?

After Hyuse's dropout, a melee unfolds as the surrounding teams take on each other. While intense battles progress, the number of surviving agents keeps decreasing, which is a huge setback for Tamakoma-2, who needs three more points... The fateful B-Rank Wars Round 8 reaches its final phase!

Tamakoma-2 and Ninomiya Squad, the last two teams left, have a head-to-head fight. Ninomiya Squad awaits Tmakoma-2's action. Yuma and Osamu begin their attack simultaneously, which means Tamakoma-2 sets about their last showdown! B-Rank Wars Round 8 is finally coming to its end! What will be the result of this fateful match?