“Even I cannot outrun death. It chases me into darkness and can’t find the light. But he is coming back, and we will need every weapon we can find. And if that means turning to the one person who has caused me so much pain, just to save them all, I will do it...and it just might break me in the process.”

With the inevitable return of Coleman looming, Sawyer knows their army is not enough. On a journey to convince an ally to join their war, Sawyer discovers why the stars have placed the fate of the human race in her hands, but can she accept her destiny even if it means working with the man who tried to kill her?

Kenzie is her enemy. He’s tried to kill Sawyer more than once, and the control Coleman has over him will not fade. Yet, she can’t stay away from him. Both drawn to each other in a way neither can explain, they must learn to trust one another as well as themselves if they want to survive. And soon, Sawyer will find that she doesn’t just fight for humanity's survival but her own as well. If she wants to live, she must first face the darkness.

One choice saved them from enslavement. One bond created a weapon to fight back. Now, one destiny will reach the stars.

The epic conclusion of the Watcher series will decide the fate of the entire human race.