A Tyrannosaurus named Heart was brought up by a herbivorous dinosaur. Heart grew up being scared of other dinosaurs. One day, Heart meets a baby Ankylosaurus and he names the Ankylosaurus "...
On an island, the residents have named the island "Monster Island." The monsters living on the island are friendly, but live in fear of humans. A child named Kotake wanders onto the island and meet a red ogre named Naki.