Lea Vexa and her father, a leaf-collector, visit a tropical forest plantation in Tochsylvania.
The sister of their host is kidnapped by the bandit leader of aboriginal natives. Lea is drawn into the tribal rebellion along with the tree researcher Resh Zayeth, who applies his advanced light technology to create augmented growth and super-trees in the rainforest. The planter militia attacks the research forest, where Lea falls in love with the tree scientist and the kidnapped sister falls in love with her bandit kidnapper.
