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!Will he go crazy again, or will he drive his enemies crazy?