The God Kuk is possessing all the guitar gods, and through them, the metalheads. Through infinite concerts, he is helping his legion of metalhead zombies wipe out every original creation of metal bands and their dedicated fans. As legions of metalheads are stripped from their passion, only one person can really grind through the challenge and come out victorious. Will you manage to defeat all the metal gods, save the world, and become the ultimate Metal God yourself?