The Coffmans are desperate to win their bid for residency in a new, environmentally friendly condo. Putting their best face forward, they work to convince a jaded government auditor that their lifestyle makes them worthy of acceptance. But when another couple vies for the same home, a battle for environmental superiority begins.

Dire warnings of immminent disaster have proven justified, as global destruction begins raining down from purple-hued skies. A Washington family struggles to cope with the advancing armageddon until a lone physicist proposes an unorthodox course of action.