In the Amazonian jungle, Barney Chavez manages a plantation for Klaas Van Gelder. He's also in love with the man's beautiful wife, Dina. Soon after killing Van Gelder so he and Dina an marry, he also spurns the native girl with whom he had been having an affair. To exact revenge, the Van Gelder's old housekeeper drugs Chavez to ensure that the new marriage will be a short one... (from IMDb)