Pokemon 5: Heroes

Arutomaru is the capital of water and one of the most beautiful cities in the world. Here Ash and Pikachu meet the mysterious Pokemon Latias and Latios, who guard the treasure of the "Drop of the Heart". However, thieves Zannaa and Riona try to take possession of the relic, which leads to events that threaten the city. Ash and his friends get involved in the fight to save him.