As dark storm clouds descends on Toyama, Mia Koji and her grandfather worry that this means the end of the world. A young man named Ryo and his tiger White Blaze mysteriously appears in the street
Ieyasu and Mitsunari mobilize forces against each other, thrusting the nation into war again. To support Mitsunari, Yukimura must now employ Nobuyuki's tactics against him.
With Anubis having failed, Talpa sends Sekhmet after the Ronin Warriors. It is also shown that Talpa has captured the people of the city. At the suggestion of Mia, she, Ryo, Ully and White Blaze head to the university where her grandfather works to get his help in finding the other Ronin Warriors.
On the road to the Pinnacles, Mia explains that she believes Sage was sent to the caverns there as the first verse of the poem led to Ryo while the next verse is "darkest prison sheds the light" and Sage is the Warrior of Light.
Talpa sends Dais to destroy the Ronin Warriors before they can locate and rescue Rowen. As they drive back to the city, Mia explains the poem to Sage and Kento, explaining that the last verse that will lead them to Rowen is "floating amongst the eyes of the ages, unmoored in the stream of the sky," but she has no idea what this means.
Ryo is alive inside the Dark Matrix, but his armor is absorbing the energy from it and slowly crushing him. Talpa appears to the others and taunts them about the fact that Ryo and Rowen will soon be dead and sends his soldiers to face them.
Talpa has his castle gates closed and the defenses activated. A bank of think fog rolls over Toyama and Mia reveals that it is part of the castle's defenses. The group walks along and comes to a bank of thick black fog that's another part of the defenses and Kento tries to enter with a vehicle, but is attacked by streams of energy and driven out.
The group moves through the city, making their way to Talpa's castle and come across an abandoned store selling skateboards and realize it is where they all met for the first time
As Anubis showed weakness when he battled Ryo and Rowen last, Talpa has the Nether Spirits fortify the evil in his heart. Anubis protests at first, but after the spirits powers take effect, he breaks free of his binds and is sent by Talpa to enact the next phase of his plan.
The Ronin Warriors, Ully and Mia meet with the Ancient One in a park. The Ancient One commends the Ronin Warriors for all of the good they have done so far and Mia for helping to bring the Warriors together.
The Ronin Warriors, leaving behind Mia, Ully and White Blaze who wish them good luck, enter the Ancient One's bridge. Talpa sends the Nether Spirits to destroy the bridge and the Warriors and collect their armor and they nearly succeed, but the spirit of the Ancient One is able to channel the bridge's energy and destroy the spirits.
As Talpa pulls Ryo to him, Ryo gives up hope despite Ully's pleas. However, the spirit of the Ancient One appears to him to show him how Talpa tried to take over the world in the past.
At the gates to the Nether World, a new threat, Saranbo appears, announcing his intention to destroy the world and steal the Ronin armors for himself to become invincible.
Lord Saber Stryke appears with his tiger Black Blaze, glad that his old enemy has been defeated by Ryo with the Inferno armor and he decides to go after Ryo to get the armor.
Lord Saber Stryke locates the still-alive Talpa and does battle with him, but proves unable to defeat him and is knocked into a chasm which Black Blaze jumps after him into
As the Ancient One stands at a temple, Lady Kayura arrives to confront him. The Ancient One proves to be skilled and dodges or counters all of her attacks to Lady Kayura's surprise
Badamon uses his powers to watch scenes of Ryo summoning the Armor of Inferno to come up with a plan to control it. Meanwhile, Ryo and Rowen try to make their way through a maze to Talpa's castle.
The clash between Ryo with the Inferno Armor and Lady Kayura was so powerful that it creates destruction in the mortal world as well as the Nether World.
The reunited Ronin Warriors face down Lady Kayura and demand she leave them alone and let them face Talpa but she tells them they must face her first to face Talpa.
The possessed Lady Kayura tries to convince Anubis to surrender while Anubis tries to convince the Dark Warlords that they are just being used which Lady Kayura proves by trapping them in spheres of energy.
Lady Kayura battles Talpa and his soldiers and is joined by the Dark Warlords who are now on the side of good. Ryo, Kento and Cye reunite and head off to find Talpa while Mia, Ully, White Blaze, Rowen and Sage meet up as well.
