Brimming with riveting adventure, the story is set during the Gold Rush. The fast-moving plot follows the high spirited young Jack and his aunt's faithful butler, Praiseworthy, as they set out to strike it rich in order to support the financially strapped and beloved Aunt Arabella. As Jack and the loyal butler travel by sea and land, the pair meet a series of memorable characters such as the daring, crusty sea Captain Swain and the diabolical Cut-Eye Higgins.