親友も、好きな子も、クラスメイトは全員、脳だけにされてしまった。A先生と名乗る宇宙人の彼女は、地球を守る為には主人公・筒野悟希とそのクラスメイトたちの群脳が必要だと語る。クラスメイトたち、そして地球を救うべく教室に一人残された筒野に課された試練とは――。ジャンプが誇る鬼才が贈る衝撃のサスペンス群脳戦記！ All of his classmates, including his best friend and his crush, have been reduced to nothing more than brains. An alien who calls herself A-sensei informs the protagonist, Satoki Tsutsuno, that to protect the earth, they must use their collective brains.With Tsutsuno being the only one left in his class, what trials await him […]

親友も、好きな子も、クラスメイトは全員、脳だけにされてしまった。A先生と名乗る宇宙人の彼女は、地球を守る為には主人公・筒野悟希とそのクラスメイトたちの群脳が必要だと語る。クラスメイトたち、そして地球を救うべく教室に一人残された筒野に課された試練とは――。ジャンプが誇る鬼才が贈る衝撃のサスペンス群脳戦記！

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All of his classmates, including his best friend and his crush, have been reduced to nothing more than brains. An alien who calls herself A-sensei informs the protagonist, Satoki Tsutsuno, that to protect the earth, they must use their collective brains.With Tsutsuno being the only one left in his class, what trials await him and his classmates...? A shocking and suspenseful story of collective brain warfare brought to you by JUMP’S most creative genius!