C431 Role of Pawns

Watanabe Yanyun said, "Have you forgotten about that Feng Dajin?"

"Feng Dajin?" Koizumi Keiko asked, "What happened to him?"

Watanabe Yanyun said, "He is a very important chess piece. When we find a suspected Extinguisher in the entire competition arena, all we have to do is remember the number of the contestant