As Hurricane Isla batters his grandparents’ house, nine-year-old Gus experiences excitement and y of all: fear. To ease the boy’s nerves, his grandfather begins to read four stories Gus’s great grandfather wrote and always swore were true. As the grandfather begins to read each story, Gus is magically transported to the humorous and mystical world of Ranatanland. In this enchanting place, Gus meets a mind-reading dragon, a talking tree, and two teenagers who seek out adventure. It is after meeting them that Gus faces the greatest mystery of all: When his grandfather swore Ranatanland and its occupants were real, was he telling the truth?