When Tang Monk and his disciples arrived in the West after going through eighty-one difficulties, they found in despair that the paradise they had been pursuing all their lives was just a "cage" carefully woven by ancient gods and Buddhas to imprison Sun Wukong. The glittering golden Leiyin Temple is actually the eye of the sealing formation; and the path to learn the scriptures is a trap that pushes him step by step into the depths of the seal.