Now that the Alola Pokémon League is over, everyone has gone back to their normal lives. And after Ash listens to everyone's plans and dreams at the Pokémon School, he makes a certain decision.
At Kukui's house, Ash, Kukui, and Burnet and Ash's Pokémon are having breakfast. Naganadel senses something, and flies outside the house with Ash and Pikachu as they see an Ultra Wormhole appear. Ash realizes that Naganadel is leaving, as its friends of its home world are waiting for its return. Ash thanks Naganadel for helping them in Alola, with Pikachu sending Naganadel a Thunderbolt as a parting gift as it returns home.
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The host of this episode was Lillie and the question was "Which Pokémon wakes up in today's episode?" The answer is Magearna (red), the other choices that were given in that episode were Komala (blue), Snorlax (green), and Musharna (yellow).
All of the incorrect choices are Pokémon associated with sleep or laziness and almost always have their eyes closed.
This is the final episode of the Sun & Moon series in which Team Rocket doesn't appear.