The Magical Kingdom of Centuria appears on Earth for 12 short hours every one hundred years to find a new King for the throne. The twins see it appear and end up getting themselves captured by the Queen. After seeing Shazzan save Nancy and Chuck, the Queen decides to try and make him her new King. / Chuck and Nancy get lost in the valley of the Fifth mountain on their way to their destination, the Seventh Mountain. Mercuraad is the guardian of the valley of the Fifth Mountain and demands payment from them to pass. Mercuraad takes Chuck's ring as payment keeping the twins from calling Shazzan. Will they be able to get the ring back before it's too late?