After begin stuck on an island for a week, Ash and friends must go looking for food. However, they end up meeting a kid named Gulzar who wears flowers on his head. He gets upset and demands a battle with Ash. During the battle Ash tries to call out Snorlax and accidentally drops its pokeball, which shatters! The only way to fix it is to go to a Pokemon Center. Now they must get the sleepy and hungry Snorlax all the way to the other side of the island somehow, which is easier said then done.

Ash, Misty, And Tracey are suddenly caught in a migrating group of Magikarp. A submarine surfaces and a man named Dr. Quakenpoker comes out and tells them that he studies the Magikarp every year. Ash, Misty, and Tracey decide to help him, and begins an adventure of a lifetime.