Ash is back and more determined than ever to be the ultimate 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?