The Pokémon world started from being picked up by Xanadu

Introduction: Bai Feng has been in a daze for several years, and one day he accidentally bumped his head, and suddenly remembered the memory of his previous life, and his thinking suddenly became clear.At this time, a Xanadu came over and said, "Honey, Mom is back." Wait...why is my mother a Xanadu?Also, why can I understand what a Xanadu is talking about?Is my head really all right? (Note: The main background of this book is Pokémon animation, interspersed with a small number of game characters and settings as supplements.)