When Demi Dowd advertised her womb for rent on the cafeteria bulletin board of the research center, Dr. John Trammell-Bragg discovered he had a daughter conceived the old-fashioned way, one man passing time with one woman in the back seat of a rental car. One-hundred-twenty-five years later, the world had survived apocolypse, embryos had rights, everyone was Chinese or Texan, and sex was everyone's pursuit of happiness. That night might have changed or saved the world.