My Pokemon is Not Right

Although the photos the senpai sent were enticing, what's this, a big-headed doll with two empty eye sockets sitting next to senpai? Why does it have a mouth full of sharp teeth on its head, and it's even drooling at senpai? Senpai, you're about to be beheaded! After waking up from a sleep, Lu Cheng found that Pokemon had invaded his life, but why was his Pokemon so different from everyone else's? --- Welcome to the real world of Pokemon, from an ordinary trainer, step by step onto the stage of the world tournament!