Ash, Misty, Brock and Janina sail toward Cianwood City. They go to the store to get Ampharos' medicine. After say goodbye to Janina, they walk towards the Cianwood Gym. They stop when they see a man battling a Machoke on the beach. It turns out that he is Chuck, the Cianwood Gym Leader. He accepts Ash's request for a battle and they head to the gym. Will Ash be able to win his fifth Johto Badge?

Ash must stop a hunter who forces the mythical Pokémon Celebi to help him destroy a forest.