Earthlings who have learned to create portals through space fall into the medieval kingdom with sorceresses, with the legend of the sorcerer, with the king and his jester. Aliens become progressives for the inhabitants of the kingdom, but meet an active rebuff. High-tech earthlings versus a medieval king. Who is who? Earthlings who have learned to create portals through space fall into a medieval kingdom with sorceresses, with the legend of a sorcerer, with a king and his buffoon. Aliens become progressives for the inhabitants of the kingdom, but meet an active rebuff. High-tech earthlings versus a medieval king. Who is who?