Monkey, Pigsy, Sandy and Tripitaka are on their way to the palace in The Land of Search for Understanding; the king insists on interviewing all pilgrims who pass. Following an argument, Monkey stays behind, and an evil magician turns him invisible. Posing as a Taoist priest, the magician persuades the naïve king to hold a contest between him and reluctant Tripitaka to determine which is better - Taoism or Buddhism. The magician plans to take over the kingdom - will he succeed? (thetvdb.com)