Danger and action abound after Akira Sengoku and his classmates crashland on a deserted island while flying home from a class trip. The island doesn't exist on any maps but that's not even the strangest part: the animals they find on the island are prehistoric beasts that are supposed to have been extinct for thousands of years! Now Akira and his friends are in danger as the island's residents start eyeing the humans for their next meal. Will they ever solve the mystery of the island and find their way home?
Akira and the gang meet another group led by "Clairvoyant Mami," someone made famous by TV and magazines, who claims to be able to predict the future. Mami predicts Akira's death, but Mariya catches here in a lie. However, Mami also sees a vision, in which a crocodile kills them alland her group is really killed by one. Akira is barely able to save Mami...but does that mean her prediction of his death could still come true?