Shun Takeda is a high school student who gets bullied. He is forced to play Ikasama Mahjong. While playing Ikasama Mahjong, he notices a bad hand for himself and runs away. Ai Yamaguchi realizes Shun Takeda's special ability. She tries to take him into the gambling group ZOO.

Ce synopsis est en anglais : nous ne l'avons pas encore traduit.