Outside the capital, a monster named "Ya Yu" attacks the city. It is a naked beast with an ox body and a human face. It devours humans. The monster's name is "shan feng" and it is the leader of the fiendfire team. He and his brother are at work and they are interrupted by a knock at the door. The knock comes from the brother of the top player of fiendfire. The brother asks his brother why he is there and the brother tells him that the signal was sent by his brother's brother. When the knock comes, the brother realizes that his brother looks like his brother.