We profile three American families who have drastically altered their lifestyles in order to survive what they fear will be the end of the world. Johnny O. is a husband and father of two who lives with his wife and her twin sister in rural Pennsylvania. They fear terrorist attacks on nuclear power plants and are prepping with the rule of 3-always having backups for their backups. Wilma and Gary Bryant live with their children and granddaughter on a farm in Missouri and are anticipating a series of F5 tornadoes. They are building an underground Noah's Ark for their animals and stockpiling insulin for Wilma and her daughter, who both suffer from diabetes. Robert Earl and his wife are a retired couple who fear the melting of the Greenland ice sheet. They have relocated from Florida to a remote desert area of Texas and are building a ...
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