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? Benio finally returns in the nick of time to join the raging battle against her twin brother! According to prophecy, two of the Twin Stars' friends will not survive... And how will Rokuro respond when he learns his fiancée has transformed into the exorcists' mortal enemy?!