On your journey to become the Pokémon Master of Terre, you'll face several obstacles that you need to overcome. Not only the eight gym leaders of the region will make your life difficult, but other Pokémon trainers who pursue the same goal will stand in your way. And then there is also the mysterious Team Gaia, who have their own views in terms of evolution and natural selection...
The guardians of the Terre region, the Eon Pokémon Latias and Latios, have been protecting the region since time immemorial. Will they also manage to protect the people and Pokémon Terre from this dangerous organization?
Or will they need some help?