When Ash sees the Legendary Pokรฉmon Solgaleo and Lunala in a dream, he makes a promise to them. But when he wakes up, he canโt remember what it was! Will the strange Pokรฉmon called Nebby help jog his memory? Along with their new friend and the rest of the students at the Pokรฉmon School, Ash and Pikachu explore the Aether Foundation, an organization dedicated to Pokรฉmon conservation and care. But it may not be as innocent as it seems, and Ash and his friends will have to work together to protect the people and Pokรฉmon they care about as they face a mysterious power like nothing they have ever seen.