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Narrated by: Aaron Raiffie

Unabridged — 10 hours, 19 minutes

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Overview

The ice is closing in. The Warmth Lines are failing. And the end of the world is not an accident-it is a choice.

For a century, the remnants of humanity have survived a brutal global ice age by huddling around the Warmth Lines: massive subterranean geothermal vents controlled by the ruthless Central Hub. But when Chief Engineer Galen Grimshaw uncovers a catastrophic drop in global temperatures, he realizes the earth's core isn't naturally cooling. The life-saving energy is being stolen.

Out i...