Frankie Fish has a hunch that a famous Medicine Man from the Wild West holds the answer to his grandad's forgetfulness, so he and Drew pack their cowboy hats and spurs and take the Sonic Suitcase for another spin. But when they arrive, gold fever has struck, and Frankie and Drew must take on some sneaky outlaws and clear their new friend's name. Can Frankie Fish and Drew Bird yee-haw their way into the history books?