In the Forest of Okoya, Koko is a feral child who has been raised as a Pok�mon by the Mythical Pok�mon Zarude. Koko has grown up never doubting that he is a Pok�mon even though he can’t really use any sort of moves. Ash Ketchum and Pikachu meet Koko and help him protect the Great Tree from the crooked scientist Dr. Zed.