Legendary Pokémon

The Diamond Ore Country is a beautiful land located deep underground, where the "Jewel Pokémon" Carbink live in peace and prosperity. In this country, a giant diamond known as the "Sacred Diamond" can be found. The Sacred Diamond has played the role of an important energy resource throughout the ages. However, the princess of the Diamond Ore Country, Diancie, currently does not possess this power.Having encountered Satoshi and Pikachu, Diancie sets out on a journey to save her country; a journey in search of the "Life Pokémon" Xerneas, seeking its sacred power.Along the way, Rocket Gang, the thief named Marilyn, and a Ninja thief attack Diancie. Can Diancie save its country? And what is the fate of Satoshi and Pikachu! Along for the journey are the parent-child combo of Milis and Argos,but on the journey, they find a cocoon where the "Destruction Pokémon" Yveltal, which is said to have once eradicated all life in the Kalos region, sleeps...
The character names were also revealed. The owner of Delphox is the thief, Marilyn Flame, the owner Greninja is called Ninja Riot, Argos Steel is the father of Milis Steel and Milis owns Chesnaught. In addition to that, there are named Carbink. Daii is the elder of the Diamond Ore Country while the other three, Majima, Knight and Joke are classed as butlers of the Diamond Ore Country and join Diancie in its journey.