Ash and Pikachu set out with Jackie, a Pokemon ranger to protect a Manaphy egg and find the Sea Temple and the hidden treasure; but the Phantom also plans to get the Sea Crown in order to take over the world.
After winning a tough match, Ash and Pikachu feel as if they just can't lose! But they'll soon have to face some Pokemon who are just as determined to win as they are.
Ash, Dawn, and Brock attend a week of training at the academy with their Pok?mon, and Ash competes in a triathlon to test his skills against a scary, ghostly Pok?mon.