The rural African Galana tribe move to Mombasa following a drought. The tribe's peaceful ways are destroyed by the influence of illegal Ivory trade. Game warden Bob Payton turns detective, travelling to Zanzibar to discover the ringleader behind the ivory smuggling. Payton tracks his quarry through some of the most treacherous passages of the Zanzibar territory. Despite obstacles which include crocodiles and rhinos, Payton finally corners the villain. The gang's ringleader has given an African tribe land in return for ivory tusks, but he is repaid for his scheming when the tribe turns on him.<ref name="tvguide1"/><ref name="tvguide1"/>