!!IMPORTANT!!

The world is in ruins. New York, the once lively city is now just a pile of rubble. The only thing that stands is Lady Liberty, who inspires the living people of America to stand and fight for survival. The few people who survive the catastrophe head underground in bunkers.

All of Gregor's family is dead, except for his beloved sisters, Lizzie, and Boots. Fearing for his sister's safety, he takes them to the Underland.

In the Underland he finds, a new prophecy, one of gnawers. He must find a special plant, or else, all the gnawers could perish.