It vividly depicts the underground ordeal—crawling in narrow, dark galleries under constant threat of water bursts and firedamp—alongside meager wages diminished by obligatory expenses. Through poignant vignettes, it shows bereaved families, such as a widow dyeing her family’s few garments black, a young wife undone by grief, and artisanship like crucifixes carved from bone. It exposes unsafe company housing above shifting ground, while honoring miners’ courage during rescues, from refusing to butcher a dead pit horse to the loyal dog mourning its masters. The author descends into a deadly pit between explosions and visits a hospital of burned and suffocating survivors, closing with a forceful appeal for justice, lasting safety measures, and humane consideration for those who toil in the earth’s depths. (This is an automatically generated summary.)