Yi Zaha. The crazy demon crazy for martial arts. While he was running away after stealing the heavenly pearl of the Demon Cult Leader, he fell off a cliff. After thinking that everything was over, he opened his eyes to see that he had returned back to when he was a waiter And he is being beat up for something that he didn't do. The crazy demon who returned to the beginning of his days as a waiter! With his knowledge of the future and of martil arts, he now has a chance at revenge and at getting life right this time. Will he go crazy again, or will he drive his enemies crazy? .