After months of renovation, the Roloffs are remodel-weary - especially now that it's winter . But when Matt decides to "go green" and install a gigantic geothermal heat pump system, the whole family chips in to warm up their house again.

Matt and Amy are invited to speak together at a corporate conference. When Matt falls ill, Amy wonders if she'll be able to handle more than her share of the speech. Back on the farm the kids begin to learn what it takes to manage daily life on their own.