Over 99 identical generations, Mia's family has shaped human history to push them to the stars, making brutal, wrenching choices and sacrificing countless lives. Her turn comes at the dawn of the age of rocketry. Her mission: to lure Wernher Von Braun away from the Nazi party and into the American rocket program, and secure the future of the space race. But Mia's family is not the only group pushing the levers of history: an even more ruthless enemy lurks behind the scenes.