Ash may think he's seen everything when it comes to Pokémon, but is he ready to face the mysterious Darkrai in his latest awesome adventure? While on their way to a Pokémon Contest, our adventurers pass through Alamos Town, home of the Time-Space Tower. With the beautiful Alice, Ash and his friends discover that something is causing terrible nightmares for Pokémon and people alike! Baron Alberto, a dashing but arrogant fellow, immediately blames this turn of events on Darkrai. As if it just overheard the accusation, Darkrai appears and confronts our heroes! Who is Darkrai? Is it a fiend or a friend? As the sky tears above Alamos Town and Legendary Pokémon Dialga and Palkia struggle through the rips in a newly created dimension, their ensuing battle threatens to tear a hole in the time-space continuum! Will Ash and his friends survive this showdown and learn Darkrai's true nature?