Nobita and Doraemon use time tree Mochi and catches a big bird Moa, which has been extinct for 500 years ago To protect extinct the animal, Nobita and Doramon go to Beremon Island which is protected by a golden bee
Nobita travels to the future to show his beloved grandma his bride, but adult Nobita has fled his own wedding Can he ever be a good husband to Shizuka
When Nobita finds dinosaur eggs, he revives them, unleashing Kyu and Myu As this new species roams the city, Nobita must send them back to the Cretaceous era before extinction