On their way to Trovita Island for Ash's third gym battle, Ash and co. spot a little girl with her Seel stuck in a whirlpool. Misty manages to save the girl, who happens to be Mahri, the little sister of Rudy the Trovita Gym Leader. Rudy was impressed with Misty with the way she saved Mahri and dances with her. Ash challenges Rudy to a battle and he accepts if he passes an attack test, which he does. After dinner Rudy offers Misty a dance and asks her to stay with him. Will she accept his offer? And who will she support in the 3 on 3 battle: Rudy or Ash?