Tarzan and Jane travel deep into the forest to track down the poachers. But first, they must navigate the treacherous rapids of the Teles Pires River.

After hearing the Kuro Anowi people's story, Tarzan and Jane set out in search of the poachers' base and find the ruins of a lost civilization.

Outwitting the guards inside the ruins, the plucky duo find their way to a control room and discover the scale of the global poaching scheme.