Ash and friends arrive in the town where Dawn will enter her next Pokémon Contest. They find out that a lot of people have come to the town in order to see the legendary Pokémon Phione, who lives in the surrounding sea. Legend has it that anyone who sees Phione will have good luck, so Dawn decides to try and catch a glimpse of it.

Ash and friends arrive in a town where an Officer Jenny and her Chatot are working hard to find Team Rocket and arrest them. Jenny wants Ash and friends to help.