Kevin McCloud revisits Robert and Milla Gaukroger, who were in danger of their bank foreclosing on their unfinished timber house with views of Lake Windermere when he last saw them. They had begun construction with only a quarter of the £400,000 budget needed, and the physical effort of turning the 1980s property into an eco-home that mirrored the surrounding mountains had begun to put Robert's health at risk.