While Ash prepares for his final match against Alain in the Kalos League, he meets Team Flare’s boss Lysandre, who has become interested in him and Greninja. Meanwhile, Clemont’s Chespin gets lost and meets Mairin, Alain’s former traveling partner, leading the group to learn about the condition of her ill partner Chespie. As this occurs, Professor Sycamore reveals that the strange power Ash and Greninja possess is known as the Bond Phenomenon. (Source: Wikipedia)