Liko arrives at Indigo Academy and meets her partner Pokémon, Sprigatito.

Liko, Friede and the other Rising Volt Tacklers set out to rescue Sprigatito.

Liko's grandmother Diana has decided to disembark from the Brave Asagi, and Liko and Roy start working with their companions and Pokémon in secret on a farewell party for her! Meanwhile, the battle against the Black Rayquaza has made Amethio fully realize his own inadequacies. Aiming high, he approaches Hamber with a certain request, but...

Liko, Roy and Dot are shopping in Tetsuron Town, a town famous for its industrial products, when Dot gets separated from the other two. While going around on her own, Dot encounters a Kanuchan, a Pokémon said to pound iron scraps together to make a hammer. And it seems the Kanuchan is interested in a certain something Dot got......?

The Explorers plan to get Rayquaza is in full force and Liko, Roy and Dot are getting overwhelmed, especially as the Brave Olivine gets damage. It's time for a battle against Rayquaza where they throw everything they have at it in order to calm it down. All the encounters and adventures since they set off have led to this point. Will they be able to protect Rayquaza from the Explorers and stop a rampage?