Team Flare makes a second attempt to activate the Ultimate Weapon and destroy the Kalos region! And this time, X, Y and friends will need some truly expert help to put a stop to the evil organization’s nefarious plan and heartless methods. Yet as this heart-pounding battle comes to an end, it’s our friends who are faced with a moral dilemma…
Also, will Yveltal and Xerneas fight on for eternity…?
— Description from Comic Vine community (comicvine.gamespot.com).
