In 1946, a secluded island was uncovered where the existence of dinosaurs persisted. With the aid of genetic manipulation and breeding, the population of these prehistoric creatures multiplied, resulting in a worldwide craze for everything dinosaur-related. Unfortunately, a catastrophic event followed, causing significant decline among dinosaur reserves such as Enoshima Dinoland. Hope arises as Suma Suzume, a compassionate newcomer in the field of dino-keeping, takes on the challenge of preserving Dinoland's dwindling existence.