Kekkaishi Graphic Novel Volume 28

"By Yellow Tanabe A powerful witch prepares to unleash a final devastating assault on Karasumori! Will Yoshimori be able to master his mind in time to access his full kekkai potential and thwart her? Meanwhile, his brother Masamori learns that a different type of mind control is corrupting the Shadow Organization. How can the Council of Twelve fulfill their mission to protect humanity from dark magical forces when they can't even trust each other...?"