Falsely convicted of a brutal crime, college student Jeff Converse sees his future vanishing before his eyes. But someone has other plans for Jeff, in a far deadlier place than any penitentiary. Jeff finds himself beneath the teeming streets of Manhattan, in a hidden landscape of twisting tunnels and forgotten subterranean chambers. Here, an invisible population of the homeless, the desperate, and the mad has carved out its own shadow society. But...