On an ordinary day, Shinnosuke and his rebellious gang of friends discover an ancient amulet in a elusive antique market. However, what seems like a simple find soon turns into an epic adventure when, thanks to a mysterious spell, the amulet transports them to a prehistoric world full of dinosaurs and amazing creatures. Excited and frightened in equal measure, the kids find themselves in the midst of a thrilling journey where both their wit and bravery are put to the test.
As they try to find a way back home, the little ones befriend an adorable dinosaur named Dinosuke, who is trying to protect his home from the threat of a dangerous predator. Shinnosuke, always ready for fun and chaos, leads his friends in clever schemes that combine laughter and action to save Dinosuke and his habitat.
During their journey, the kids learn valuable lessons about friendship, responsibility, and the importance of caring for the environment. With a characteristic humor that blends absurdity and adventure, this charming and vibrant story delves into the heart of childhood and imagination. Expect unexpected twists, hilarious moments, and colorful animation that captures the essence of Shinnosuke's antics and his crew in this unforgettable adventure in the age of dinosaurs.