Jill and Mel hire a contractor who promises a second storey addition in 10 weeks for $125,000 and learn the hard way that a professional-looking contract doesn't equal professional work.
Todd and Duane, excited about buying their first house together, tackle their home inspector's suggestions with enthusiasm until then they discover something that could ruin everything.
Mike and crew make an emergency house call to Fred and Sara's diminutive, historical two-storey; gaping holes in their seemingly solid home inspection have led to a high-stakes repair mission for Damon and the construction team.
Returning to Fred and Sara's petite historical home, where inspection misses have launched a rescue mission; Damon and the crew are tested by leaks, mold, foundation holes, dangerous fireplaces, shocking electrical and a plumbing disaster.
Mike and MJ add a partial second story to the country house; dangerous structural issues in the river house force them to take down the roof and second floor walls.
Facing major structural and water issues at the river house, Mike and MJ decide to take the whole house down so they can rebuild it; at the country house, they notice water on the basement floor during a mechanical walk-through.