X was a PokZmon Trainer child prodigy. But now he's depressed and hides in his room avoiding everyone--including his best friend Y. An attack on their hometown by Legendary PokZmon Xerneas and Yveltal, led by Team Flare, forces X outside. Now what?hat?
X was a Pok mon Trainer child prodigy. But now he's depressed and hides in his room avoiding everyone--including his best friend Y. An attack on their hometown by Legendary Pok mon Xerneas and Yveltal, led by Team Flare, forces X outside... Now what?

Y and friends are attacked by Legendary Pok mon Yveltal while X and Blue are attacked by Legendary Pok mon Mewtwo Why has Mewtwo come to Pok mon Village, a sanctuary for refugee Pok mon? And why is Mewtwo so angry? Then, the mysterious test subject trapped inside the Essentia Expansion Suit regains consciousness...