**A must-read thriller for lovers of The Passage, World War Z, The Martian or Interstellar** What happens when you make a discovery that changes everything? Deadwood, USA. A girl sneaks out just before dark to ride her new bike. Suddenly, the ground disappears beneath her. Waking up at the bottom of a deep pit, she sees an emergency rescue team above her. The people looking down see something far stranger... "We always look forward. We never look back." That girl grows up to be Dr. Rose Franklyn...