In the backyard of their old home in Blackville, a family prepares to convert an abandoned bunker into a life-saving insulated storage space. The father uses his architectural skills despite their limited budget, insisting on total insulation for survival. The family begins extreme stockpiling, drawing curious villagers who question their drastic move from city life. When their funds run out before purchasing essential supplies like diesel and generators, the mother informs Wendy they must sell all their assets except their clothes to continue. The episode ends with the family facing a daunting decision to sacrifice their belongings for survival.