Zorori, Ishishi, and Noshishi receive a letter from their dinosaur friend, inviting them to witness the imminent hatching of dinosaur eggs on a legendary island. Upon arrival, they are embraced by the island's hospitality, only to face a sudden crisis when a massive typhoon strikes and the precious eggs disappear. Determined, Zorori embarks on a daring mission to rescue the eggs and reunite them with their waiting families.