In this exciting jungle adventure the esteemed archaeologist, Dr Singleton, and his daughter, Mary, travel to mystical Africa in search of an ancient artifact: the fabled Blue Stone of Heaven. Imbued with the unfathomable power to bestow its holder with immense strength, the statuette attracts corrupt Colonel Tatakombi, who, blind with greed, intends to spark an uprising, and turn the natives against Tarzan. Can mighty Tarzan avert the jungle rebellion?
On a tourist trip abroad the passengers on the coach witness an assassination attempt on the President Hurkas. One of the tourists has evidence against the perpetrators, and is killed when the coach reaches Sweden. Another passenger observes how one of the perpetrators is picked up by a yellow car. She is kidnapped and locked up in a mental hospital.
