Ash and his mother take a vacation with Professor Oak to the Unova region. A dark cloud reveals a mysterious Pokemon which affects Pikachu.
Ash and Iris try to help the owners of a Hot Sand Resort who are being plagued by Sandile.
Ash and Iris stop at a Battle Club for some training. Ash's battle is interrupted by Team Rocket and a mysterious Pokemon.
Ash arrives at the Striaton Gym for his first battle. The three gym leaders offer Ash a choice for the battle. Ash requests a battle with all three leaders.
Ash's battle concludes. Cilan, impressed with Ash's victory, decides to journey with Ash to become a better connoisseur. Part of Team Rocket's plan is revealed.