In the 24th century, after biogenic nuclear attacks destroyed society, the remaining humans are fighting for survival in a dangerous world. Changed by the radiation and biogenic diseases, the humans have separated into two societies. The peaceful Villagers, who live in the trees; and the war-like Raiders who prey on them. After the Raiders attacked her village, Mina was the only survivor. All alone in a world where even the animals have been affected by the radiation, Mina has to find another village, and hope they accept her.