Angels' Fall — Frank Herbert

One of Frank Herbert's lost, never-before-published novels written before Dune. Angels' Fall is a gripping thriller set in the South American jungles. After a plane crash deep in the Amazon, freelance pilot Jeb Logan has to keep himself and his passengers alive in a gruelling trip downriver. Adrift in the wreckage of the plane with Jeb are a beautiful singer, her young son, and a ruthless murderer clinging to the last thread of sanity. With supplies running out and nature itself turning against them, this small desperate group struggles to survive against the jungle -- and each other.