Scion of Conquered Earth

Alien fighters bombard Earth's ruins. Cannibalistic aerobics instructors hunt the wastes. The last free survivors struggle against starvation and enslavement. It's become a world where friendship costs too dearly and heroics verge on suicide. 
 
One young man can't resist either until a fed-up AI steals him off the planet. Alone with only a sarcastic, broken-down starship, he braves a whole new verse full of strange new enemies and tech he barely understands. 
 
Help and harm beset him from identical faces, forcing Earth's last free scion to decide who he is, what he holds dear and just how far he'll go to protect both...