Blue Monkey Quest - The Arch of Gaya

Set in medieval times but a faraway planet, Oliver, Gemma and Nikko travel to the Desert of Riakalah in Sanzotur to continue their trek to find the mythical Map of Gneima. There they follow mysterious clues that lead to the giant Arch of Gaya. Meanwhile, their kingdom of Rootan is taken over by another – one more evil and wicked than King Portenza. A terrible plague descends on the kingdom, and all fear what will happen to them next.