A diverse team embarks on a dangerous journey into the African jungle. Primatologist Dr. Peter Elliot (Dylan Walsh) aims to return a gorilla named Amy to her natural habitat, while scientist Karen Ross (Laura Linney) is sent to locate a missing diamond-hunting team. Guided by expert leader Kelly (Ernie Hudson) and joined by treasure hunter Herkermer Homolka (Tim Curry), the group discovers the legendary lost city of Zinj. But their mission turns deadly when they uncover a terrifying secret within the ruins, challenging their survival in the unforgiving wilderness. This action-packed adventure blends suspense, intrigue, and high-stakes danger.