In this exciting adventure, Shin-chan and his family visit Dino's Island, a modern theme park where dinosaurs are brought back to life. They bond with a small dinosaur named Nana during a memorable summer, but secrets and dangers soon emerge. Dinosaurs break loose in Tokyo, causing chaos and destruction. Shin-chan, Shiro, and friends join forces to protect Nana and confront the rampaging dinosaurs. Filled with humor, action, and heartfelt moments, this story highlights family, friendship, and bravery.