Perry Sachs, vice president and senior project manager for Sachs Engineering, is renowned for overcoming seemingly impossible challenges--those which others in his field deem insurmountable. But when Perry and his team are called to Antarctica for an excavation job, the scoreboard is reset--and it's anybody's game. It's a game in which severe conditions, unexpected tragedy, unknown threats, and the rise of a mysterious adversary have escalated the stakes to a deadly level.