In this brand-new hit from the creators of Fort of Apocalypse, mankind finds itself locked in a desperate fight for survival!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?
Natsune is a Regenerator, a human being born in a laboratory for one sole purpose: to provide an everlasting food supply for mankind’s new overlords. Now, he’s come to the facility where his mother was forced to give birth to him to strike vengeance against its monstrous masters. But he has drawn their ire by killing one of their own, and it’s on the staff to take responsibility. Who will give their lives to appease the monsters?! Despair invites despair as the fight to survive rages on…