It is summer of 2037 and America's is vying with China's to land the first humans on Mars. But China intends for to be the only ship to reach Mars. Rae Anne Chavez, one of three astronauts on s crew, is suddenly faced with the most important decision of her life when she finds herself alone on a damaged ship 100-million kilometers from Earth. The consequences of her decision will shape not only her own destiny, but profoundly affect the future of humanity. This is the story of Rae Anne's courage, commitment, and determination to see an impossible task to its unforeseeable conclusion.