In order to try to get Aki to promise to go on a date with him, Masamune teams up with Kojuurou and challenges Aki and Yoshino to see who can get a better score on a test. If he wins, he gets a date with Aki. If he loses, he'll have to live with the nickname Aki gave him until he graduates. How will this end up?

After the Great War, many missing and Rogue Ninja made their way into the Land of Silence. Sai, who has infiltrated the region to investigate, sends a cryptic message back to the Leaf. Shikamaru, determined to find out what's happening, heads for the Land of Silence with two members of the ANBU, Soku and Ro. However, they must first get past a heavily guarded checkpoint.

Ryo and Shu race ahead to Tokyo to see what Arago and the Empire of Doom are up to. There, they witness a strange ball of dark energy pointed into space, ready to destroy Toma!

Only Toma of the Heavens remains, but his location is a mystery. The Warlord of Illusions, Rajura, attacks the Troopers, all to lure them to a lake where Toma is supposedly held.

As Ryo deals with the Naruto Strait, Seiji and Nasté travel to the tallest peak in Hokkaido to find Shu. But when Anubis, the Warlord of Darkness strikes, Seiji must listen to the words of the Troopers' mysterious benefactor to learn the Lightning Strike.

Seiji has been revived, but the other three Samurai Troopers have yet to be found. The group splits up, with Ryo and Jun attempting to revive Shin at the bottom of the Naruto Strait. But the Empire of Doom isn't about to sit idly by.

Ryo and the others arrive at the Caves of Autumn, where Nasté believes Seiji lies sleeping. However, to reach that glittering light, Ryo will need to face the darkness.

Nasté takes Ryo to see her grandfather at the university in order to begin searching for the other Troopers. However, the Warlord of Venom, Naaza, has other plans for Ryo!

It's the final battle, and the Samurai Troopers are ready to face Arago head on! As the netherworld seeps into the mortal world, what will it take to stop Arago once and for all?

The Samurai Troopers have been taken, and the Three Warlords are right behind them. Shiten alone remains to fight the Badamon-possessed Kayura, and no matter what, Kaos's will shall be done!

Shiten meditates over the connection between Kaos and Kayura. Meanwhile, with Kayura's mind in turmoil, Badamon suggests a plan to end the threat of the Samurai Troopers once and for all.

Reunited once more, the Samurai Troopers face off against Kayura and the Three Warlords. However, as Ryo brings the Inferno Armor's power to bear on Kayura, someone intervenes.

Even with Shiten, Nasté, and Jun, who holds the Jewel of Life, assisting Ryo and Toma, the forces of doom led by Kayura are relentless. However, there are secrets yet to be revealed about Kayura, as well as the Jewel.

Ryo and Toma attempt to sneak into the castle to rescue the other three Samurai Troopers. Unfortunately for them, another of Arago's deadly traps lays in wait for them.

Searching for information, Nasté discovers references to a Jewel of Life, said to be the key to destroying the netherworld once and for all. The forces of doom overhear this, and refuse to sit idly by.

Badamon has a plan to deliver the Inferno Armor to Arago, and he needs Lady Kayura's help. However, the Three Warlords have grown jealous of Kayura, and when the trap is set, things don't go as planned.

Dala, wielding a sword charged with the power of Nimbus, Stone, and Torrent, battles against Ryo and Toma. Meanwhile, Badamon, lord of the nether spirits, reveals the true nature of the white armor.

Shiten explains to Nasté and Jun how he came to be both the Warlord of Demons and the wielder of Kaos's staff. Meanwhile, Ryo and Toma have entered the netherworld, and face off against an entire army.

Arago's power of doom has scattered the Troopers. White Blaze leads Nasté and Jun to Mount Fuji, where Ryo awakens. Unfortunately, Shiten is follows right behind, intent on settling the score.

Ryo and Toma learn the true identity behind "Kaos," who cautions them against falling into Lady Kayura's trap. Regardless, the two must go, if they're to rescue their friends.