At his English manor, Lord Greystoke - aka Tarzan - recounts his recent adventures in Guatemala. He had been there assisting Major Martling and Ula Vale in their quest for the Green Goddess, a totem worshipped by a primitive jungle tribe inside of which was hidden a formula for a super-explosive. They had successfully wrestled this totem from the natives and were heading back to Livingston when they were attacked by Raglan, a thug sent to steal the Green Goddess and its formula for Hiram Powers' personal use, and the Goddess is seized from them... (from IMDb)