Yu Tachikawa is an Olympic track star and MIT student, widely admired by his peers. His life takes an unexpected turn when he is kidnapped at knifepoint by Payetta, the leader of an outlaw gang. Payetta takes Yu to her hideout, where she reveals that he is the son of Gilgamesh, the legendary founder and ruler of the ancient, advanced civilization of Agarti. Payetta, who claims to be the granddaughter of Adolf Hitler, intends to involve Yu in her plans to create a new dystopia.