Introduces to you a talking Pokémon in the first place, then the rivals after some time. After defeating the rivals for the first time, the talking Pokémon wants you to become a partner and a member of an adventure team that helps other pokémons in need and thus the fantasy in a world of pokémon begun. Also, there is no other humans in the world of pokémon. The soon-to-be partner doesn’t care if you were once a human, unless if you harm pokémons for a living.