Archaeologist Dr. Michael Stone looked his entire life for the lost medallion, and now his son Billy has discovered it. When a spontaneous wish transports him and his best friend Allie 200 years in to the past, they discover a very different Aumakua Island.
Billy and his friend must escape danger from their nemesis Cobra, braving waterfalls, animal traps, and sneaking into caves. With no other way home and the well-being of the island resting on his shoulders, Billy must discover the key to reclaiming the medallion and its tremendous power.