Weeks became projects. Laura taught a circle of neighbors to diagnose a broken valve, to read the old diagrams, to keep logs. She used parts from the vault according to the dispersal protocols: enough to revive, not enough to tempt a takeover. She wrote in her own hand now—clearer, kinder—leaving notes for the people she trusted. When someone asked why cdcl008 mattered, she smiled and said, “It was a promise.”