When the Golden Helmet of Ur is stolen from the BION HQ, Rip, Cyril, and Sam follow its tracking device to Kuwait City, in the Middle East. There, Rip receives a mysterious message from Dun Inanna, an old friend of Robert Ripley's, that leads to him being stranded in the desert! Meanwhile, in the ruins of the ancient city of Ur, a ghost of the “Wandering King” commands the last Bedouin tribe to leave!