While training for the World Tournament in Undella Town, Ash & co. soon find that the power for the entire town has been taken out. Officer Jenny appears and informs then that a Dragonite is responsible. Iris is angered by this, claiming that Dragon-type Pokémon would never act this way and runs off to the substation. Ash, Cilan and Dawn quickly follow and find the Dragonite in the area, injured. However, Dragonite has a distrust for humans and starts to act hostile. Will Ash & Co. find out what caused the blackout and will Dragonite get calmed?

An over zealous pokemon called Keldeo enrages a very powerful Kyurem. With the help of Ash and Pikachu can Keldeo become a sword of justice and defeat the mighty Kyurem?