Pokemon Mystery Dungeon: Explorers of the Stars

After years of peace, the World of Pokemon is in danger from an unknown threat with only a few Legendary Pokemon able to sense it's approach. However, fate in this time of danger has a way of bringing heroes together. Now, a young albino Skitty and a human turned shiny Riolu with a strange ability will go on a quest to save the world and stop the threat before it's too late.