The Kalos region is undergoing an Era of Darkness. The Flare have gained power over the land and ceased the public production of Poké Balls. Trainers dwindle as the Flare wipe out them and their Pokémon in ambushes and battles to the death. To be caught with a Pokémon and not be a member of the Flare is to have a death wish—but this is the story of how one boy endures.