境界線崩壊により､空の裂け目から鬼たちが現れ､人々を襲い始める｡たくみを助けるぶちお、平を助ける百合、むつみを助けるジロー。それぞれが奮闘する中、「鬼は、おそらく元は“ひと”だ」というジローの言葉の真意とは…。
A fenda no céu é, na verdade, uma quebra da fronteira espacial e criaturas aterrorizantes chamadas "oni" descem, causando caos ao mundo.
A boundary break causes an army of oni to appear from a rift in the sky and attack people. Jiro saves the Suginami family from attack, but then he makes a shocking observation about the oni...
