Professional golfer Roy Gilbert wakes up dazed and defenseless, in the mangrove swamp of the Everglades. Across the bay hangs the wreckage of the small Cessna his friend John piloted on their sightseeing trip. Roy has no memory of the crash, and John is nowhere to be found. Roy escapes the swamp and rejoins the tour, but danger follows. Why did the place crash? Who is chasing him? Where is John? Who can he trust? The answers lead Roy on a perilous journey to a breathtaking climax.