Ash, Dawn, and Brock are on the road when they hear about a big festival celebrating the Johto region. The next thing they know Dawn's battling in the festival and her prize is a special Poke?mon egg.
Team Galactic enlists a ruthless helper to try to capture three of Sinnoh's powerful legendary Pokémon--Uxie, Mesprit, and Azelf--and Ash, Dawn, and Brock must protect the Pokémon from capture.