On an uninhabitable 22nd-century Earth, the outcome of a civil war hinges on cloning the brain of an elite soldier to create a robot mercenary.

Set in the 22nd century, climate change has caused the planet to become uninhabitable and humans live within a man-made shelter. A war takes place within the shelter. Jung Yi is the elite leader of the allied forces. She becomes the subject of a brain cloning experiment. The cloning experiment is a potential key to win the war.