On their way out of the ice desert to the south, Takeru and his team finally encounter vibrant nature. But what is this - the jungle seems to be fighting back against humans?! It even attacks them with deadly vines and toxic pollen! In the labyrinth city of Abyss, the all-controlling central computer, the Great Mother, goes haywire. Takeru dares to do the unthinkable: he infiltrates it.