Synopsis
Led by scientist Tatsuya Randou, the Randou family travels across the globe to search for ancient ruins and uncover the legend of Quetzalcoatl, which holds the key to a great treasure. However, they are pursued by Gopurin, an evil organization that also seeks the legendary treasure for themselves. The Randou family's secret weapon is the super robot Acrobunch. It becomes a race around the world to see who finds the treasure first.