Punished for wreaking havoc in Heaven, Sonogong is imprisoned within a massive iron block for 500 years. He is eventually rescued by Samjang Bupsa, an elderly priest on a mission to eradicate evil and spread peace across the land. Sonogong becomes Samjang's disciple. He encounters Saojung, who covets Sonogong's remarkable Superboard, and Jopalgye, a brutish swine oil vendor. Following various twists and turns, they join Samjang on his journey. Wherever they travel, they face overwhelming foes and find themselves in trouble. Yet, they remain undaunted and devise ingenious methods to defeat the monsters.