If C.S. Forster had collaborated with H.P. Lovecraft on a follow-up to "The African Queen," it would look a lot like this story. It starts in February of 1928 - late summer in the Amazon Rainforest. Prudence McMarion, a film editor for a small animation studio in Los Angeles, has taken a leave of absence to travel deep into the rainforest with her best friend, Brazilian native Eleanor Martins, to make an independent movie in Eleanor's home village...