When a group of friends fall down a manhole, they're whisked away to a faraway island. In seconds, Ethan, Jacob, Scott and David are taken from everything they know and love and taken to a strange land full of undiscovered people and places.
But when they land in Shell Village, they find the island in disarray, and it's all caused by an invasive army of robots called the Metros. It isn't long before Shell Village suffers a huge Metro attack, and the robots devastate the village. Alarmed by the Metros' ferocity, the group, along with local girls Ella and Lily, sets off to find out the motives behind these destructive attacks...