Shamus O'Malley is on a quest to recover the Leprechaun Kingdom's magic rainbows and gold before the rainbows are lost forever. To do so he must travel to the new world where he finds the evil wizard, David Bannon, intent on using the magic from the rainbows and the gold to conquer the Leprechaun Kingdom. He also finds an ally, Becca Bannon, the wizard's niece. Can Becca and Shamus recover the rainbows and gold and defeat her wizard uncle?