Seeking radium for medical purposes, Gordon enters the Khafu country with Kaänga, Ann, and N'geeso. The queen of the Khafus captures Ann and plans to kill her by exposing her to radium, but Kaänga comes to Ann's rescue and the queen suffers the fate she had planned for Ann.; A brain-damaged British flyer kidnaps the daughter of scientists who are visiting Wambi's jungle to collect snake venom. Wambi and his jungle friends rescue the girl and the scientists agree to treat the flyer.; The B'jutis' witch doctor gives tribal treasures to white treasure hunters and blames the boy, N'gat. Camilla capture the thieves and clears N'gat's name.; During a native lion hunt, Simba's cub is killed. In the village, the old chief dies and the witch doctor Dwando assumes his place. When the old chief's daughter returns to the village with a newborn son, Dwando attempts to kill the child but is stopped by Simba.; Tabu comes across a conquistador who has been drinking from a fountain of youth for hundreds of years. However, he is overdue for a drink so he and Tabu hurry through the jungle and barely make it in time to save the Don's life.; An old friend of Fantomah's father leads her to a treasure cached by her father in her youth.; Ben Aouli kidnaps the sheik's daughter and Terry and Andy ride to her rescue.