A drunkard witnessed a murder by an Unidentified Lifeform near a Church. Meanwhile, Yusuke is bothered by the idea of fighting and is unsure if it was right until he saw the daughter of one of the slain archeologists crying.

Three months have passed since the series of events with the Unidentified Lifeforms broke out.

During the battle with the bee-type monster Me-Badjisu-Ba that approaches from the sky, Kuuga's body changes from blue to green.

It's March 25th. For the sake of a promise, Yusuke heads to his old elementary school.

At the scene of a massacre on a water bus caused by Unidentified Lifeforms, a suspicious person with a neck tattoo is arrested.

At the scene of a massacre on a water bus caused by Unidentified Lifeforms, a suspicious person with a neck tattoo is arrested.

During a discussion between Yusuke, Ichijo and Tsubaki, they confirm that Kuuga's golden power is produced by the magical artifact inside Yusuke's body, the Amadam, in response to his intent to want to become stronger.

Kuuga falls before the powerful enemy shark-type monster Go-Gamego-Re and Yusuke is taken to Tsubaki's side.

Unidentified Lifeform #45, buffalo-type monster Go-Baberu-Da appears, and a massacre larger than any others so far unfolds throughout the city.

Unidentified Lifeform #45, buffalo-type monster Go-Baberu-Da is defeated, and in the brief moment of peace he's given, Ichijo heads to Mika Natsume's flute competition.

To defeat the one who brings the ultimate darkness, N-Daguba-Zeba, Yusuke transforms into the Ultimate Form, the dreadful warrior. Staining the brilliant white snow field with crimson blood in this literal fight to the death, at last the conclusion is reached.