It's a day like any other, and high school students I'e and Kazu are on the bus home from school when, suddenly, it floods with a mysterious gas. The pair pass out and wake up to find themselves aboard a truck packed full of human bodies. They're surrounded by rows of frozen corpses…and a staff of living human beings sawing them into pieces. Where are they…and how can they escape from this nightmare? In this brand-new hit from the creators of Fort of Apocalypse, mankind finds itself locked in a desperate fight for survival!