On a remote island in the Pacific, scientists created the Vitros, made in test tubes and given superhuman knowledge and abilities. Seventeen-year-old Sophie travels to the island searching for her mother, and discovers she has a Vitro twin who needs her protection.
Four children, having survived a shipwreck and a week with no food, arrive on a deserted island in the Pacific Ocean, missing two of their friends, and find themselves in danger of being found by some very dangerous people.