The Beginning to the End

"Why does your eyes glow red"
"They made me a weapon"

97 years after a nuclear apocalypse has devastated the surface of earth, the only remaining humans are resident of a flotilla of orbiting space stations known as "The Ark", 100 juveniles convicted of various crimes are sent to the surface to test it habitability

or when the older brother trying to keep his sister safe after The Ark made her into a weapon all because she was born different