Blue Exorcist, Vol. 15 by Kazue KATO

Blue Exorcist, Vol. 15 : Paperback : Viz Media, Subs. of Shogakukan Inc : 9781421585079 : 1421585073 : 19 May 2016 : In volume 15 of this bestselling new series, Rin and his friends to learn that they have become pawns in Mephisto's schemes, but the game is on!