Archaeologist Dr. Michael Stone looked for the lost medallion his entire life, and now his son Billy has taken up the search. Amazingly, the medallion ends up in Billy's hands and a spontaneous wish in a precarious situation takes him and his best friend Allie back 200 years to what they realize is a very different Aumakua Island. When Billy and his friends are not jumping off waterfalls, avoiding animal traps, crossing the ocean, sneaking through caves or escaping a prison, they're facing their...