Ginko, a Mushi master, travels from place to place researching the Mushi and helping people who are suffering because of it.
With Doraemon's "Storybook Shoes" gadget, he and Nobita go to different stories to watch them. Nobita asks Doraemon to allow him to share this gadget with Shizuka and Doraemon agrees.
Doraemon and its friends open a hole in the time and they're travel to the Country of Mayana, a lost Mayan civilization in the jungle. There, Nobita will know its perfect double, prince Thio, heir to the throne. Both will decide to interchange papers to try to save to the Country of Mayana of the claws of the infernal Ledina witch and her evil forces.
