" He was a finisher who could not finish. He was the heart of a hunter who lacked the heart to kill.

In her journal she had written I am humanity, and something in those three words split him in two.

She was the may fly, here for a day, then gone. She was the last star, burning bright in a sea of limitless black.

Erase the human.

In a burst of blinding light, the star Cassiopeia exploded and the world went black.

Evan Walker had been undone. "

― Rick Yancey , The Last Star (The 5th Wave, #3)