In order to improve his fighting power, Sun Wukong asks Old Master Taishang to upgrade the Golden Cudgel. However, the cauldron was destroyed and the cudgel fell to the earth and disappeared. In order not to annoy Sun Wukong, he decides to send a child named Silver Horn to the mortal world to find the Cudgel. In a fight with a bandit, Yinkaku befriends the village bully Haewa, who has lost his magic power. Under Yin Horn's coercion, Haeva agreed to help find the whereabouts of the Cudgel. At the...