The Buccaneer and his pirates arrive on Quasar searching for a buried treasure. They meet the Herculoids and tell them of their plans, then use their hovercraft to search for the treasure. They begin drilling near a fault line that is close to the Sand People's home. The Buccaneer kidnaps Dorno and then Zandor when he attempts a rescue. Tara and Zok rescue Zandor and Dorno and Zok captures the Buccaneer and his pirates - Zandor commands they leave Quasar never to return.