Ash is back and more determined than ever to be a Pokémon Master! Now he's teamed up with a new friend, Goh, who wants to collect every Pokémon from every region! When Ash and Pikachu hitch a ride aboard the Legendary Pokémon Lugia, they discover another kid is also on board! Meet Goh, who wants to catch every Pokémon ever--including Mew! Can Ash and Goh make their lofty dreams come true?