To entertain children and youth, the new director of Guoguang Opera Company, Bao-shan Ma, directs an opera called The Red-Haired Kid. The leading character is a naughty kid. In the plot, he tries to play some tricks on Syuan Zang (a high Buddhist priest), Monkey King and other disciples. So Monkey King is misunderstood and is expelled by Syuan Zang. Then both separate from each other. In order to cross Flame Mountain, Syuan Zang tries to borrow a fan from Princess Iron Fan. This princess and Bull Demon King employ a false fan to take away Monster Pig and Monster Sand and then jail Syuan Zang. Then Monkey King disguises himself as Bull Demon King and seizes a real Palm-leaf fan from the princess. But Bull Demon King changes himself to Monster King and takes it back. All of them have their metamorphoses to deceive everyone. Nobody knows who will win in the end.