After a traumatic incident, Aster's blood work comes back with some unusual readings. Unsurprising, as she’s the last of an alien race called the Kibsu, though she doesn’t know it. She becomes the focus of a hunt, with her mortal enemies, the Trackers, on one side and the American government on the other. But help has come from a most unexpected quarter. Whoever finds her first, it won’t be good news for Aster. Or for the world!

The First Rule is the most important: Always run, never fight. For generations, Mia’s family has shaped human history to push them to the stars. The year is 1968, and she is on the cusp of destiny, poised to launch the first humans into space. But she cannot take them to the stars, not quite yet. Her adversary is at her heels, the future of the planet at stake, and obeying the First Rule is no longer an option. For the first time in 100 generations, Mia’s family will have to choose to stand their ground, risking not only their bloodline but the future of the human race.

For generations, Mia’s family has shaped human history to push them to the stars. The year is 1945, and now it is her turn. Her mission: to lure scientist Wernher Von Braun away from the Nazi party and into the American rocket program, securing the future of the space race. But there is a threat. A ruthless enemy lurks behind the scenes. Sylvain Neuvel’s genre-bending sci-fi thriller is a dark and gripping exploration of the amorality of progress and the nature of violence, as seen through the eyes of the women who make that progress possible and the men who are determined to stop them.