Brad Ledger is a renowned anthropologist; he is going to the Amazonas in Brazil to study some of the uncontacted tribes deep in the jungle. He is hoping to find a young American girl that may be living with some of the tribal people. Her missionary family was murdered by an aggressive tribe when she was only seven and they never found her body. As they trek through the jungle, a hostile tribe takes them captive. Tied up and lying in a thatched hut...