Exorcists Rokuro and Benio unleash serious supernatural action while purifying the world of monsters. The Twin Star Exorcists are destined to end the war with the monstrous Kegare...but at what price? On Tsuchimikado Island, the front line of the battle with the Kegare, Rokuro learns about the origin of the realm of Magano and is thoroughly humbled by the Twelve Guardians. Then he must choose one of 12 elite families to join. Will his decision save his reputation or further damage it...?