With challenges mounting up and no general contractor on board, Sarah and Debbie make a critical decision about who will lead the build of Riverrock.

Sarah and Debbie are ready to build a home from plans that were on Frank Lloyd Wright's drawing table when he died. But the town must approve, first.

Sarah overcomes missteps as a first-time general contractor. With no second chance possible, their red concrete floor needs to turn out perfectly.

Sarah and Debbie make difficult decisions in the race to finish Riverrock.