Thanks to the Explorers' plan, the black Rayquaza has finally appeared! Rico and Roy are overwhelmed by its immense power. But if they want to convey the feelings of Terrapagos, and their own feelings, now is the time— The two have had so many encounters and experiences since the day they set out on their adventure with their Pokémon... Now, the battle against Rayquaza begins, where they will put everything they've learned into it!