Pokemon Adventures: X.Y, Vol. 3 — Hidenori Kusaka

Two Pokémon Trainers, Korrina and her grandfather Gurkinn, escape from the Tower of Mastery only to be confronted by Team Flare. Is the mysterious new Trainer who suddenly appears with a Gardevoir their friend or foe?! Meanwhile, X and his friends head for Cyllage City in search of Y's mother but encounter Yvette, Y's Sky Trainer school classmate, along the way.
Can X and Y handle being dragged into a Sky Battle?!